Calcite
Agapovka quarry, Agapovka, Magnitogorsk, Chelyabinsk Oblast, Russia
Transparent damage-free crystals of calcite to 2.9 cm in size are set nicely upon a 8.1 x 5.8 x 3.1 cm matrix. Ex Steve Pullman collection; previous label from the Rocks and Minerals benefit auction - no date though.
© Weinrich Minerals, Inc.