CHI236jr Chinese Agate, Middle-Class Mine Earthly Elements Approximately:

Approximately:

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Mohs Hardness Scale

The chemical symbol for Bismuth is Bi

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CHI236jr Chinese Agate, Middle-Class Mine Earthly Elements Approximately:This is a polished specimen featuring pale blue, red, and yellow agate with a white crystal center. 6. 5 cm x 6. 5 cm 1. 0 lbs Agates from the Middle Class mine show a broad range of colors including red, yellow, purple, brown, blue, and black. Agates from the Middle Class mine also often contain druzy pockets with hematite and calcite crystals. Agates from this mine also contain a higher percentage of heat and stress fractures from the mining process