gold silver ore specimen

  • Just wondering how to ID Silver nuggets?

    Dec 26, 2012Just wondering how to ID Silver nuggets?: I found a spot in Arizona/Nevada area that looked promising for gold so did some research and found it was an old silver producing area at one time. Also, found out there is a Canadian junior mining com

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  • goldroom

    MIN#Gold Specimen-23 NEW! Historical and very rare specimen of Native Gold with Silver Sulfides on matrix from Nevada! This cabinet sized plate is an amazing example of American and Nevada mining history. It's from the old mining district of Tonopah, Nevada which was the home to a huge Silver mining boom in the early 1900's.

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  • Carlin–type gold deposit

    Carlin-type gold ore from the Twin Creeks mine, Nevada, near the Getchell Mine. This is an auriferous, silicified-decalcified siltstone/mudstone from the Comus Formation (Lower Ordovician). Ore grade is about 0.20 to 0.25 ounces of gold per ton of rock. The gold mineralization is very finely disseminated: invisible gold.

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  • Nature Gold Ore Specimen From Gold Mining For Education

    Photo about Nature gold ore specimen from gold mining for education. Raw Gold Ore, Silver Ores, Natural Gold Ore Samples. Image of imitation, hydrothermal, goldmine - 97132326

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  • Minerals List

    I try to stock unusual, interesting and aesthetic mineral specimens from Canada and around the world, particularly sulphides, sulphosalts, and native elements.

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  • Gold in Granite Plutonic Rocks

    In the representative series of gold specimens and ores sent by the Minister of Mines and Agriculture from New South Wales to the Columbian Exposition in Chicago in 1893, there were numerous specimens from granitic and feldspathic lode-stuff. Nos. 10, 11 and 12 of

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  • Silver Mineral Specimens for Sale

    Ore Minerals. Cobalt district ores occur in distinct mineral assemblages as outlined by William Petruk in the 1971 publication The Silver-Arsenides of the Cobalt-Gowganda Region, Ontario. This specimen fits well in group 2 of Petruk's which contain high Silver and Allargentum. It

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  • SILVER AND COBALT SILVER Ore Specimens

    Silver and Cobalt Silver Specimens from the Cobalt Mining District These silver ore slabs are polished on one side and contain a complex mix of Bismuth, Silver, Cobalt, Nickel, Arsenic, Iron, and a

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  • Gold: The mineral native Gold information and pictures

    Much of the gold mined is actually from gold ore rather then actual Gold specimens. The ore is often brown, iron-stained rock or massive white Quartz, and usually contains only minute traces of gold. To extract the gold, the ore is crushed, then the gold is separated from the ore by various methods.

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  • How to Identify Silver Ore

    Silver is a precious metal located throughout the world in geological deposits. Colorado's state nickname is the Silver State due to the large deposits of silver ore found there. Silver is extracted from the ore by a smelting or leaching procedure. Here's how to identify silver ore. Find an area that has produced silver ore in the past.

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  • GOLD RUSH

    Nov 11, 2013Prospectors need to focus on finding ore shoots in veins. Nearly all veins in gold districts will have some gold and silver, but the values are alway erradic. Thus if you were able to follow a vein for some distance you will likely find trace amounts of gold at most locations.

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  • Mineral Classics

    Gold and Associated Minerals from Colorado. If you want a significant and noticeable display specimen of Gold ore from one of the most important metal producers in the history of the United States for a great price, do not miss out on this excellent display specimen. This piece features Gold associated with grey-silver Coloradoite plus

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  • NATIVE GOLD (Au)

    Gold is almost indestructible and has been used and then reused for centuries to the extent that all gold of known existence is almost equal to all the gold that has ever been mined. Gold is a great medium metal for jewelry, as it never tarnishes. Native gold wires emerging from massive white quartz can make for a visually stunning specimen.

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  • Gold nugget specimens

    Gold Ore Marble Ropes Mine AAA++ Specimen Display 7oz.+ Gold Ore Marble Ropes Mine AAA++ Specimen Display app. .5 lb, 90x 40 x 47 mm. Hard to appreciate in a picture; nice piece. No idea of the purity and exact type of all metals, silver,gold,lead, iron pyrites etc. present.

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  • Just Listed: 2.81 t/o (87.4 g) GOLD Ore

    Jan 31, 2013Calaverite is one of the few minerals that is an ore of gold, besides native gold itself. It is the most common gold bearing mineral besides native gold. The element gold is typically either found as native gold (in its elemental state), as an alloy with other metals such as silver and copper and as trace amounts in a few minerals.

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  • Iron oxide copper gold ore deposits

    Iron oxide copper gold ore deposits (IOCG) are important and highly valuable concentrations of copper, gold and uranium ores hosted within iron oxide dominant gangue assemblages which share a common genetic origin. These ore bodies range from around 10 million tonnes of contained ore, to 4,000 million tonnes or more, and have a grade of between 0.2% and 5% copper, with gold contents ranging

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  • Need Ore Specimen Identification PLEASE .:)

    Thanks I did a positive reaction with a small piece of the ore, and it was AU definately that it converted reacted into. I will have to extract the gold now, wow 66lbs at 40% gold is a lot of cash, rags litterally to riches, and I know there is more where that came from in the side of a mountain. know one bothers to care about. even if not 40% at any percent is alot of money but it is 40n or

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  • High Grade Gold and Silver Telluride Ore 9.7 Oz

    High Grade Gold and Silver Telluride Ore 9.7 Oz. silver and tellurium content and the other minerals associated with these specimens are all indicators of high grade gold and silver ore. These specimens are extremely rare due to the fact that the majority of samples with these indicators for gold and silver were mined in the late 1800's and

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  • Chalcopyrite: Mineral Uses and Properties

    Auriferous Chalcopyrite: A specimen of chalcopyrite with pyrrhotite from the Rouyn District, Quebec, Canada. Some chalcopyrite contains enough gold or silver that it can be an ore of those metals without considering the copper content. This specimen is about ten centimeters across.

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  • Comstock Specimens

    Silver Gold Ore. This ore specimen originated from the North Comstock Lode, North Ophir Mine. The silver-gold ore was.. $175.00 . Add to Cart. Silver Gold Ore. This ore specimen originated from the mines at Gold Par, located 17 miles north of Ione. The silver-.. $550.00

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  • Platinum: The mineral native Platinum information and pictures

    Platinum is the rarest and most expensive of the popular precious metals. It is much rarer then Gold. Due to its rarity and value, it is not readily available to mineral collectors and is seldom represented in in all but the highest-end mineral collections.

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  • CALAVERITE (Gold Telluride)

    Calaverite is one of the few minerals that is an ore of gold, besides native gold itself. It is the most common gold bearing mineral besides native gold. The element gold is typically either found as native gold (in its elemental state), as an alloy with other metals such as silver and copper and as trace amounts in a few minerals.

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  • 1 LB Genuine Colorado Gold Ore

    1 LB Genuine Colorado Gold Ore by Our medium to high grade ore is loaded with gold and silver and is sure to be a hit no matter how small or large your operation is. Crushing and processing gold ore takes some technique, trial and error, and some patience, but you will find plenty of gold in our ore. minerals and rocks specimens, metal

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  • Silver Ore, Silver Ore Suppliers and Manufacturers at

    A wide variety of silver ore options are available to you, such as free samples, paid samples. There are 3,658 silver ore suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Philippines, and United States, which supply 98%, 1%, and 1% of silver ore respectively.

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  • Help ID Ore Specimens ( Krennerite ? Calaverite?

    I am going crazy trying to confirm I believe these specimens are gold Calaverite or Krennerite from everything I can see but I need assistance, any one who really knows Telluride ores ore rare gold isotopes Calaverite Please please look closely at these pics Thank you !! Thank you

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  • Gold mining assayers assaying companies

    Assaying of ore specimens. Core analysis and petrographic thin section interpretation. Also providing exploration geology services, maps and specimens. Specializing in precious metal exploration for gold, silver, platinum group minerals. Aeromagnetics, geophysics, geology and geochemical products and services.  Lawrence Hittle. PO BOX #33

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  • How to Recognize Hard Rock Gold Ores

    How to Recognize Hard Rock Gold Ores. September 2017 by Chris Ralph. I regularly get inquiries along the line of: "Hey, I found this rock, and I think it might be gold ore. How can I tell?" Prospectors are always on the lookout for gold-bearing rocks that may be the source of any nearby placer gold.

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  • Rare Gold Nuggets

    Rare Gold Nugget Specimens Nuggets with Quartz Inclusions, Crystalline Gold, Foil Gold, Hematite etc For those who truly appreciate the finer and more rare gold specimens and gold nuggets - let us find the perfect piece for your collection.

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  • Gold Specimens

    The Gold Room This psge is your access point to the various gold specimens available here at Trinity Mineral Company. I also have Gold -1 was the the Mineralogical Record's first issue dedicated to Gold.I have a number of pristine copies of this issue available for $55 ea plus $6.50 for s/h (Priority Mail).

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  • M W Minerals Fine Mineral Specimens

    Fine Mineral Specimens. Specializing in rare species and minerals from Michigan, California, Colorado, Brazil, Canada, Mexico and Dal'negorsk. The date of future updates will be posted here and on the latest updates page three days prior to the day of the update.

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