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Dioptase mined in 2024 in the Democratic Republic of Congo.
Dimensions: 36mm x 37mm x H: 37mm.
Weight with base: 75g.
This stone is presented on a beveled acrylic base.
Dioptase is a copper mineral, its chemical formula is:
Cu₆Si₆O₁₈-6H₂O
(Hydrated copper silicate)
Feature:
Light green to bluish green.
Hardness (Mohs scale):
5.
Density:
Approx. 3.3 - 3.4.
Soluble in hydrochloric acid.
