Hundreds of 'Rock Crystals' Found From a 6000-Yr-Old Site Indicate Quartz Fragments Were Used to Decorate Graves The burial ...
NASA’s Perseverance rover has uncovered high-purity quartz crystals on Mars, a discovery that could reshape the search for ...
Pure quartz, or “rock crystal” from Brazil. Source: Didier Descouens, CC BY-SA 4.0 Pick up a rock almost anywhere on Earth and chances are pretty good that there’s at least some quartz in it.
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Got some real gems here
All kinds of hidden gems at the Aiken-Augusta Gem & Mineral Show, so do you know your state gem or your birthstone? Seeing is ...
Pennsylvania may not be the first place that comes to mind when thinking of gemstone mining, but the Keystone State has a surprising diversity of beautiful natural gemstones that can be found across ...