The Quartz Page: Amethyst
The violet to purple amethyst is the most important and best known gem variety of quartz and has been used for lapidary works since ancient times.
The violet to purple amethyst is the most important and best known gem variety of quartz and has been used for lapidary works since ancient times.
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Beautiful Caverns in PA! Discovered in 1883, Lost River Caverns is a natural underground paradise. With many limestone chambers that have served a variety of uses in ...
Galena is a lead sulfide mineral. It is the world''s most important ore of lead and a significant ore of silver.
Welcome to Directorate of Geology and Mining, Chhattisgarh
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Home Page of Hundreds of minerals for sale to mineral collectors from online mineral dealer. New minerals are added every week. All major credit cards are accepted.
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Uranium Mining Overview (Updated February 2016) In the last 60 years uranium has become one of the world''s most important energy minerals. It is mined and ...
Monthly price chart and freely downloadable data for Coal, South African export price. Price in US Dollars per Metric Ton. 6 month history.
Listing of all diamond galleries. Diamond Dealer of Natural crystals of real diamonds natural and uncut. Thumbnail mineral previews linked to high quality ...
This free sample cover letter for a miner has an accompanying miner sample resume and miner sample job advertisement.