Opal mines in the us

Here are a few of our favorite places to find and buy opal in the area: Earthlight Minerals & Gifts – 6437 W Fairview Ave, Boise, ID 83704, United States. Granite Mountain Nature Gallery – 305 Park St Ste A, McCall, ID 83638, United States. Idaho Bling Bling – 2071 E 17th St, Idaho Falls, ID 83404, United States.

Opal mines in the us. Umoona Opal Mine - first worked in the 1920s, today we take people through the mine to see (and understand) how opal is formed and mined UNDERGROUND TOURS OPAL SHOP WE ARE OPEN 8:30am - 5:30pm Daily

More Information: Rainbow Ridge Opal Mine. 7. Herkimer Diamond Mines, New York. Try your hand at mining along with a resort-style camping experience. The “diamonds” found at these ground-level mines are actually a hard, two-point clear quartz crystal. They have been given their moniker because of their diamond-like shape.

Koroit Opal Mine. Koroit Opal Mine Another amazing opal spot in the Yowah region. I visited Koroit opal mine back in 1968. It was on a property called Boobora station. What attracted me most of all as we rattled along the old corrugated road between Cunnamulla and Charleville, western Queensland was the beautiful streams of hot crystal clear water gushing from bore heads.We have gem, mineral, gold & crystal mines & mining claims for sale in the western USA incl South Dakota, California, Nevada & moreSome of the most well known international opal mines can be found in parts of Indonesia, Ethiopia, Slovakia, the United States, and Mexico. International opal, ...Virgin Valley is considered to be the premiere source of precious opal in the United States (Jones, 2004, p.14). The most productive mines to date have been the famous Royal Peacock, Virgin Opal (Bonanza), and Rainbow Ridge Mines (USGS, 1984, p.6). Virgin Valley is located in the isolated extreme northwestern corner of the State of Nevada in ...In Mexico, the opal mines near Zacatecas are famous for their beautiful and clear hyalite specimens. The United States also offers some great hyalite hunting, especially in the states of Arizona and Oregon. ... Pistachio opal is mainly found in the United States, with Oregon being a well-known hotspot for this green gem. 19 Of The Most ...COOBER PEDY OPAL SHOP One of the biggest range of Coober Pedy Opal in rough and cut stones, opal curios such as opalised shells and opal pipes, as well as Boulder, Yowah and Black opal. ... Friendly multilingual staff with working knowledge of opal mining. ... Email Us 08:30 - 17:30 (08) 8672 5288 * * * * * * * * * * * * × Login. Username or ...Visit Website. Nestled in northwestern Nevada nearest the tiny town of Denio, Bonanza Opal Mines are found within the storied Virgin Valley …The appeal of these pretty gems wasn’t the reason Harry L. Wilson purchased the nearby opal mine, which they later named the Royal Peacock, in 1944. It was all because of his wife, Mabel. He was all about the cattle and the horses, but she liked the “sparkle and bling.”. Beyond the beauty of the opals, this entire region is a world of its ...

FIPS code. 16-75970. GNIS feature ID. 0398161. Spencer is an incorporated hamlet in Clark County, Idaho, United States. It serves as the base for the state's opal mine and is called the "Opal Capital of America": [4] the mine proper is located 5-6 miles outside of town. The population was 37 at the 2010 census . The US supplies only a fraction compared to other sources like Australia, Ethiopia, Brazil, and Mexico, but the western canyons and valleys are lined with small opal mines. Today, many mines are still active while others have long since closed, but their treasures still sell in the market. Opal Country Cafe and Gift Shop and Spencer Opal Mines, Spencer, ID. 3,425 likes · 119 talking about this. We are a family business that has owned the mine since 1968! America's Opal for four...Those that brought us the first synthetic opal ... opals Cram's original experiments resulted in opal quite similar to other synthetic opals. ... opal mines. It's ...The boom years of the first major discovery in the United States produced more than $300 million bucks, ... Rainbow Ridge, and Royal Peacock opal mines. From Eldorado Canyon to Jarbidge and Osceola to Virginia City, hundreds of mining camps sprung to life across Nevada right around that same time—some strikes the biggest, ...Fox Cave & Gem Mine – Great for kids. 26897 US-70, Ruidoso Downs, NM 88346. Fox Cave is an ancient cave that was discovered in the early 1900s and has since become a popular tourist attraction. It is known for its natural formations, including stalactites and stalagmites, as well as its gem mining opportunities. The U.S. Geological Survey (USGS) Mineral Resources Data System catalogs information about mineral resources around the United States and the world. Using the map tool, users can zoom in to obtain reports and data on past and present mines, mine prospects, and processing plants. All of the data can be downloaded for further use and analysis. The image above comes from the overview map focusing ...

Hello everyone and thank you for your interest! We are Mark and Pam Marriott, we are the currant sole owners of the Bubble opal claim, Rock Dreams LLC. 801-448-8708, 801-604-0364, It is closed to public digging at this time but we will have have Field trips scheduled though out the year advertised on Facebook page: Western …The Opal Mine. 68 reviews. #63 of 155 Shopping in Puerto Vallarta. Speciality & Gift Shops. Open now. 9:00 AM - 10:00 PM. Write a review. About. Visit our oustanding store, come to see our mine and learn the origins of EXOTIC OPALS.The Cottage. The Cottage is a more modern set-up with running water inside. Amenities include: Two twin beds. Restroom with shower, sink and toilet. Kitchen has small refrigerator, microwave, hot plate, coffee pot, toaster. A/C and electric heater. Comes completely furnished with bedding, towels, propane grill, pots, pans, plates silverware, cups.Two generations of Taranto family opal miners still live where the gemstone is mined, overseeing the mining and maintenance of the home of the opal – ...

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Accounting questions and answers. Outback Opals mines and processes opals from its Australian opal mines. The process consists of removing large chunks of stones, carefully splitting the stones and removing the opals, and then cutting and polishing the stones. Finally, the opals are sorted and graded (I, II, and III).Royal Peacock Opal Mine. This is the best mine you can go to if you love collecting world class black opal specimens. This pay-to-dig mine was opened to the public in 1981 and still produces countless world-class opals each year. The mine is situated in northwestern Nevada, towards the end of the Virgin Valley Road about 35 miles from Denio ...Opals usually grow in the cracks and holes of ancient rocks like shale and sandstone. Opals can be found all over the world, but Washington state is proud to have …Animoca Brands, a Hong Kong-based game software company, has announced its partnership with the Opal Foundation to enter the Bitcoin ecosystem, leveraging the Opal Protocol to develop the largest ...

By Clare Watson. 07.24.2019. Cloaked in white dust and surrounded by expansive plains, the town of Lightning Ridge produces the bulk of the world's precious black opal. This rare gemstone, prized for its dazzling play of color, hides out of sight in the Australian outback beneath a town roughly 450 miles northwest of Sydney.Sadly, the Hidden Fire Opal Mine operated for a very short period, from 1989 to 1993, and has since been closed. However, the allure of finding Louisiana Opal still draws rockhounds to the region, hoping to discover smaller deposits in the vicinity of the old mine. ... Reach out to us with your questions! We always love to hear new suggestions ...Come visit the Royal Peacock Opal Mine this season! Opening May 15--Oct 15, 2021. This video is about finding opals at the Royal Peacock Opal Mine in Nevada....All You Find Are Yours to Keep. Since 1981, the Royal Peacock Opal Mines have been open to the public for fee digging. The hills have yielded countless world-class precious opal specimens during that time. We are a family-run operation working hard to provide the best experience for families and treasure-hunters alike.Slovak opal mines are the only opal mines in Europe and the oldest in the world. You can experience a sightseeing tour in the length 1280 m which is guided by a fascinating interpretation that will lead the visitors to the world of mines and mysterious underground beings. Nowadays, the Slovak opal mines also offer technical diving.The ...Fine material with play-of-color is fashioned into cabochons or freeform shapes (figure 3). Lower-end material—essentially rhyolite matrix with gemmy opal portions—is fabricated by hand into cabochons for use in rings, bracelets, and cufflinks. Fire opal production at a family-owned mine in Mexico is explored at the 2014 GJX show in …Hyalite opal from the Chalk Mountain Mine, in Spruce Pine, North Carolina, provides a classic example of uranyl-activated green fluorescence, and is one of the most brightly fluorescent minerals. This specimen consists of glassy hyalite opal (Opal-AN) on a light-colored granite pegmatite matrix. The opal shows brilliant green fluorescence under short wave UV, and a bright green response under ...We visited the mines with our two daughters (8&10). We all enjoyed the adventure. They picked us up in twin and drove us up to the store to explain about the Opals and then off to the mines. We chose to start at the bottom which includes a short walk up to the mine. We found some interesting a pretty samples. Great service, very knowledgeable.Whilst gem hunting is bound to conjure up images of mining, digging, heavy industry and toil, those of us looking for a more casual experience could simply wait for the sea to wash a little piece of treasure onto the shore. Believe it or not, Baltic Amber can actually be found on the shores of the UK, specifically on the aptly named Amber Coast.However, Nevada is the leading American supplier for opals. On the whole, the United States produces around $90,000 of opal annually. Most of these opals are found in western USA, with many opal mines open to the public. Next, we’ll look at the mines dotting the Western regions of the US. Nevada. Can you find black opal in the US? You bet!Gift Shop. The gift shop is where you will find Opal for sale. You can find rough opal, polished opal specimens, opal jewelry, pretty much any thing imaginable to do with opal you can find it here. Also please note that all opal is hand made in America, yes it is hand dug, hand cut, hand polished, and made into opal solids or triplets by hand.

The Russell's opal mine. 26º44’15.0”S 142º51’31.0”E. The Russell’s opal mine is also located on Mount Margaret sheep and cattle station and is only about 60 kilometres (37 miles) from our Mt. Margaret opal mine. The Russell’s wasnamed after Albert Russell, an dogger or dingo trapper who worked on Mt. Margaret station for many years.

Best wholesale prices on opal in Australia. Come visit our CBD Underground Opal Mine! 0882117440. For over 35 years, our Rundle Mall Australian opal jewellery store in Adelaide has been the best Opal and Diamond factory, and on site Opal cutter in Adelaide. Call now or visit us to buy or sell Opals in Australia.BONANZA OPAL MINES (DENIO, NEVADA) Jun 15, 2012. —. by. admin. in Nevada, Uncategorized. “At Bonanza, you can dig for opals amidst the rugged beauty of the Virgin Valley in northern Nevada. Opal digging is a great family event, or just fun on your own. Besides opal digging, the mine is surrounded by fantastic high-desert landscape …But the majority of commercial mining of fire opal is in Central Mexico. Most stones labeled as Mexican Fire Opal come from here, but any stone where the origin is lost will go under the same name. ... The most significant deposits in the United States are in Oregon. Juniper Ridge Opal Mine, in particular, is known for producing some great ...If you only buy eyeglasses in person at the eye doctor, you may not be familiar with the term “pupillary distance.” But if you’re trying to order prescription glasses online, you’l...A site of gemstone discovery since 1912, the Royal Peacock Opal Mine is best known for the black fire opal, ... United States 41.7862, -119.0998 View on Google Maps Book a hotel on Kayak .Royal Peacock Opal Mines. 12,581 likes · 33 talking about this. Fee digging begins May 10 - Oct. 15. RV hookups, tent camping, & lodging available. Walk-ins welcome. 72330 VIRGIN VALLEY ROAD DENIO,... Royal Peacock Opal Mines. 12,581 likes · 33 talking about this. Fee digging begins May 10 - Oct. 15.The Bonanza Opal Mines are renowned for their fire opals. Since the 1900s, the Virgin Valley has earned a reputation for producing world-class precious gemstones. At Bonanza, you can dig for opals amidst the rugged beauty of the Virgin Valley in northern Nevada. Opal digging is a great family event.

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Royal Peacock Opal Mine. This is the best mine you can go to if you love collecting world class black opal specimens. This pay-to-dig mine was opened to the public in 1981 and still produces countless world-class opals each year. The mine is situated in northwestern Nevada, towards the end of the Virgin Valley Road about 35 miles from Denio ...Washington. West Virginia. Wisconsin. Wyoming. This clickable map has information about gems, minerals, and fossils in the United States. There are many locations throughout the country that have very valuable sources of minerals such as opals, turquoise, jade, tourmaline, amethyst, and beryl. Even precious gems like diamonds, emeralds, and ...Discovered on the 1st February 1915 by a 14 year-old boy, Coober Pedy is the world's largest opal field and responsible for 80% of Australia's production. The field was originally known as the "Stuart Range Opal Mines". The explorer passed by the area in 1858, naming the present site of Coober Pedy after himself.And it usually lasts about three months. Given the location of Australia, opal mining season is March 1 through the end of June. Opal mining season in Australia is three months long because the time frame correlates with the season. Opals in Australia are in season during summertime. Since the mining season starts when springtime ends, opal ...The frenzy began once the stones were identified as opals. Around 1907, serious opal exploration and mining started. The Rainbow Ridge Mine has been producing opals for almost a century. Since 1949, the Hodson family has owned and controlled the mine. The Roebling opal, which is the Virgin Valley's most renowned opal, was mined around 1918 ...What Tom's Opal Mine provides. Descriptions on Tours available - Self-guided and guided, and noodling pit. top of page. 0461 540 154. Log In. Underground. Opal. Family & Pet Friendly. Home. About. Tour Information. Book Online. ... Please let us know if you have any dietary requirementsSpencer Opal Mines has been known for years as a great place to find real value in opals. Rockhounds were allowed access to the mine itself and the costs were most reasonable. In July of 2022, a new program was put …The opal mining fields surround the village of Pedro Segundo (Pedro II) in an area that approximately radiates for 20km or so. And according to Joshen Knigge, the opal occurrences occur in two modes. The first is labelled as be an "alluvial deposit" where the opal occurs as "nuggets" in amongst the stratum, and is usually dry washed and ...The remote town made from opal mines. Coober Pedy is at the centre of Australia's opal mining industry. Now, 60% of its residents live underground, and the town is becoming a leader in ...The Bonanza Opal Mines are renowned for their fire opals. Since the 1900s, the Virgin Valley has earned a reputation for producing world-class precious gemstones. At Bonanza, you can dig for opals amidst the rugged beauty of the Virgin Valley in northern Nevada. Opal digging is a great family event. ….

Jul 24, 2022 · The best places that you can find opals in the U.S. include Nevada, which has opal as its state gemstone, Oregon, Idaho, Arizona, Utah, Washington, Arkansas, and Louisiana. The richest states in opals are Nevada, Oregon, and Idaho. If you are situated in any of these states, you have a high chance of finding opals. States. The Old Timers Mine and Museum, Tom’s Working Opal Mine, or the Umoona Opal Mine and Museum are worth visiting to see opal fossils and opal seams, and get an understanding of the mining process ...Here are some of our favorite places in the area to find and buy opal: Ed's House of Gems - 7712 NE Sandy Blvd, Portland, OR 97213, United States. Highland Rock - 1316 Hines Blvd, Burns, OR 97720, United States. Livingstone Rocks - 1220 SE Grand Ave, Portland, OR 97214, United States.Explore the mesmerizing world of opal mining at the Royal Peacock Opal Mine, a true gem in the United States! Join me, your friendly crystal collector, on an...More Information: Rainbow Ridge Opal Mine. 7. Herkimer Diamond Mines, New York. Try your hand at mining along with a resort-style camping experience. The "diamonds" found at these ground-level mines are actually a hard, two-point clear quartz crystal. They have been given their moniker because of their diamond-like shape.About us. Unique Opal Mine was established in 1983, for 37 years it has been ... Unique Opal Mine is 100% South Australian owned and operated. Founded by ...Home; Our Opals For Sale; Our Opal Claims For Sale. Opalescence Opal Claim; Desert Beauty Opal Claim; Desert Rose Opal Claim; Virgin Valley; Contact; Call: (206) 669-8132However, Nevada is the leading American supplier for opals. On the whole, the United States produces around $90,000 of opal annually. Most of these opals are found in western USA, with many opal mines open to the public. Next, we’ll look at the mines dotting the Western regions of the US. Nevada. Can you find black opal in the US? You bet!20 Feb 2017 ... These brilliantly-hued opals can be mined by amateurs and experts alike from May 15th to October 15th of every year at Royal Peacock. For those ...An opal gemstone is not easy to find. The opal mines are situated in precise areas such as Australia, Ethiopia, Brazil and Mexico. Other nations have small fields which make up just a little percentage of the opal market. Australia is without any doubt the country which history has shown how the opal is one of its biggest protagonists. Opal mines in the us, Queensland Opal Mining Fields. The home of Australian Boulder Opal. Queensland produces boulder opal, an unique type of opal which is found attached to a host rock, ironstone. Boulder opal is unique to Queensland, and occurs in deposits in weathered sedimentary Cretaceous rocks in the west of the state. Much opal mining in Queensland is carried ..., Tom’s Opal Mine is an authentic Opal Mine worked in the 80’s and 90’s. It is now a display mine showcasing underground workings with opal seams visible throughout. We invite you to visit and join us for a Guided or Self-Guided tour. Guided Tour Times are 10am and 1:30pm Daily. Open 9am to 4pm (March – October). Closed November ..., Welcome to Lightning Ridge's only fully guided opal mine tour. Head 18 meters underground into the original workings of Ron Canlin's opal mine. Walk through drives, step into ball rooms, see opal in the roof and be amazed by the work that goes into being an opal miner. You'll be guided through the mine with one of our local opal miners ..., Rockhounding Nevada is a favorite for locals and tourists alike. Millions of years of geothermal and geological activity makes Nevada a rockhounder's paradise. Read on for ways to get some natural garnets, turquoise, and black fire opal and to visit some fantastic Nevada rockhounding sites., Discovered in 1948 by a couple deer hunters, the Spencer Opal Mines have been owned and operated by the same family for the past 48 years. In 1968, after realizing they were producing more rock than they could work themselves, they opened a mini-mine for amateur gem hunters. For $10, you can scour the stones as long as you want, and keep up to ..., [email protected]. +61 461 540 154. PO Box 615, Coober Pedy, SA 5723. Tom's Opal Mine is an authentic underground opal mine worked in the 80's & 90's. It is now a display mine showcasing underground workings with opal seams visible throughout. Tom's invites you to visit and join us for a Guided or Self-Guided tour., Limited Cell Service Additionally, GPS directions may be misguided in remote areas like the Virgin Valley with many poor roads. Use services like Google Maps at your own risk! The Royal Peacock Opal Mine is located in North Western Nevada, near the end of Virgin Valley Rd., 35 miles from Denio, NV. Our GPS grid is: 41.7860519, -119.1002313. , Mintabie Opal Mines. Mintabie Opal Mines are one of the main sources of Black Opal along with Lightning Ridge. Mintabie is situated about 35 km west of Marla, or 350 km northwest of Coober Pedy. This mine field was discovered in the 1920s and it gained its status as a commercial field in the 1980s, due to an increase in good Opal production. , The Rainbow Ridge Opal Mine, which also features a gift shop, is located about 35 miles west of the Denio Junction via State Route 140. The road, which is marked, is paved until the last 7.5 miles, which are graded dirt and gravel. The mine is open daily from 8 a.m. to 4 p.m. from May to the end of September., The mine. Rainbow Ridge Opal Mine. PO Box 97 Denio, NV 89404. 40190 Sagebrush Creek Road, Virgin Valley. Mining : Friday, May 3rd - Monday, September 30th. Digging Open: 8AM until 4PM. Closed on Wednesdays and …, A site of gemstone discovery since 1912, the Royal Peacock Opal Mine is best known for the black fire opal, a dark stone flecked with vivid color that is the official …, The Opal Mine. 68 reviews. #63 of 155 Shopping in Puerto Vallarta. Closed now. 9:00 AM - 10:00 PM. Write a review. About. Visit our oustanding store, come to see our mine and learn the origins of EXOTIC OPALS. We carry exclusive designs and high end jewelry., South Africa is rich in minerals, and it supplies a large amount of the world’s production of these minerals thanks to an active mining industry. This country has some of the bigge..., Umoona Opal Mine – first worked in the 1920s, today we take people through the mine to see (and understand) how opal is formed and mined UNDERGROUND TOURS OPAL SHOP WE ARE OPEN 8:30am – 5:30pm Daily, In conclusion, although Australia is renowned for its opal mines, the United States also holds hidden treasures in the form of opal deposits. From Nevada to California, Idaho to Oregon, these locations offer a chance to discover and enjoy the beauty of opals. Whether you are a rockhound, gem enthusiast, or simply intrigued by these mesmerizing ..., He took us out on the opal fields,where we helped him look for opal at his mine site. I am now 85 years old. My wife has died. I moved to Anchorage Alaska where I lived with my daughter and her husband for the last 10 years. Even in Alaska there is a market for Opals. I have sold opal jewelry to people who loved to buy good opal jewelry., Opal mining towns. Four towns in particular – Coober Pedy, Andamooka, White Cliffs and Lightning Ridge – are synonymous with opal mining, and all have stark landscapes, pockmarked with shafts and mullock heaps. ... Opal is also found in places such as the USA, Ethiopia, Honduras, Mexico and Brazil, but Australian opal is still …, Chinese buyers have always enjoyed agate stones that have patterns so some Australian boulder opals are in demand if they have a unique pattern. Opalauctions has sold opals to over 147 countries so opals of the world is a fitting name for this unique gemstone. One buyer from Tahiti, a French controlled island in the pacific stated., In addition to raw opal, you can find opalized wood in select locations. There are several opal mines that are open to the public, which are probably your best bet for finding your own opal specimens. The best places to find opal in Nevada are: Rainbow Ridge Opal Mine - One of the most popular opal mines in the state. Open from Memorial Day ..., However, Nevada is the leading American supplier for opals. On the whole, the United States produces around $90,000 of opal annually. Most of these opals are found in western USA, with many opal mines open to the public. Next, we'll look at the mines dotting the Western regions of the US. Nevada. Can you find black opal in the US? You bet!, Opal Mountain, just north of the Black Mountain Wilderness, has a lot to offer. Its name seems to hint at the possibility of finding some opal. You will find it, but most will be common opal which, although it comes in many colors of honey, green, orange, red, yellow and white, lacks the fire of the better known precious opal., Hello everyone and thank you for your interest! We are Mark and Pam Marriott, we are the currant sole owners of the Bubble opal claim, Rock Dreams LLC. 801-448-8708, 801-604-0364, It is closed to public digging at this time but we will have have Field trips scheduled though out the year advertised on Facebook page: Western Rockhounding, Utah Rockhounding Community and Rockhounding Utah., AUSTRALIAN OPALS. We are proud to be able to offer you our range of 100% Natural Solid Australian Opals for sale from our trusted online store Opals To You. When you purchase our opals from Lightning Ridge in NSW, Australia you can experience the individual beauty and exceptionalism of each stone as each opal has its very own story to tell., To learn more about sapphire mining in Montana, see Jeff Moriarty's article and video about his visit to the Eldorado Bar and Spokane Bar mines. Rainbow Ridge Opal Mine, Virgin Valley, Nevada. Colorful and unusual, opal is an eye-catching gem. Mine your own at the Rainbow Ridge Opal Mine. This mine has produced very valuable stones, some worth ..., Main opal producing countries. Opal is a hydrated amorphous form of silica (SiO 2 ·nH 2 O); its water content may range from 3% to 21% by weight, but is usually between 6% and 10%. Due to its amorphous property, it is classified as a mineraloid, unlike crystalline forms of silica, which are considered minerals.It is deposited at a relatively low temperature and may occur in the fissures of ..., Beginning in the 1970s, mechanized opal mining became prevalent. It usually involves advanced equipment such as Calweld drills for shaft digging and tunneling machines or front-end loaders for horizontal tunneling. Miners use Calweld drills like this one for digging shafts. "Calweld 150-H" by hitchster., Mineral and/or Locality. Hidden Fire Opal Mine (Louisiana Opal Exchange Mine), Vernon Parish, Louisiana, USA : About 15 miles east of Toledo Bend dam. Operated from 1989 to 1993. Near Monks Hammock., Year Round (775) 969-3616 In Season (775) 941-0111 Email: [email protected] Bonanza Opal Mines, Inc. 43255 Sagebrush Creek Rd. - Denio, Nevada Open in Google Maps, However, there are some noteworthy ones. The best places that you can find opals in the U.S. include Nevada, which has opal as its state gemstone, Oregon, Idaho, …, This is our tenth mine, but our first time mining for opals. We mined the tailing and found some incredible pieces, many of which were full of fire. The tailings at this mine are partially comprised of the virgin dig leftovers, so there's a good potential for treasures to be found. There are mounds and mounds of material to comb through., Not just any opal, but the Mississippi opal, which is so precious to us that it’s been named our state’s official gemstone. We’re going to show you the best places to find it including Claiborne County, Mill Creek, Ripley, Blue Mountain, and Eastport. With a little patience and a keen eye, you could unearth your very own piece of this ..., The Old Timers Mine and Museum, Tom’s Working Opal Mine, or the Umoona Opal Mine and Museum are worth visiting to see opal fossils and opal seams, and get an understanding of the mining process ..., The United States. Idaho. Opal Mountain Area. Mines; ... Gold , Semiprecious Gemstone , and Silver mines located in Opal Mountain Area. Filter By. Back. Commodity. Antimony (1) Gemstone (1) Gold (1) Semiprecious Gemstone (1) Silver (1) Development Status. Mine (2) Prospect (1) Results: 3. Spencer Opal Mine Near Spencer, Idaho. Clark, ID County ...