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Black Obsidian Metaestable. Price per Kg [0101000852]

Black Obsidian Metaestable. Price per Kg

Black Obsidian (Metastable) (60-120mm approx.)
Black obsidian coated with a layer of alteration by the release of metastable minerals, which make the black interior of obsidian stand out from its outer part. These minerals that produce this effect are preferably alteration aluminosilicates.

FROM MEXICO

Size: 60-120mm.

Price per Kg