Quartz, Calcite, Dolomite

Unknown Owner

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A large "Herkimer-style" quartz crystal, sharp, lustrous and gemmy, measuring 5 cm, with a smaller crystal nearby, on a matrix that also has sulfides anddolomite, and a cluster of euhedral calcite crystals. Came with a label that shows it to have been purchased at the Rochester Mineralogical Symposium Auction in April of 2000. such a large and interesting matrix piece is really unusual! 24.6 x 11.3 x 7.0cm