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Explore Cape Province, Tata Province and more!

minerals and rocks - Quartz is one of the most common rock-forming minerals. By studying a rock's minerals, scientists uncover clues to its origins and history

Diamond (2.55 carat pale yellow-green macle, twinned crystal) from Jwaneng Mine, Naledi River Valley, Botswana

Very, very unusual Quartz crystal collected by vic rzonca on the Little Falls dolostone layer in which the Herkimer Diamond Quartz is found.Links to his post at FMF about his working of the site. Fonda, New York, USA 2 cm.