Accueil >  Term: chrysocolla
chrysocolla

A monoclinic mineral, (Cu,Al)2H2Si2O5(OH)4.nH2O ; cryptocrystalline or amorphous; soft; bluish green to emerald green; forms incrustations and thin seams in oxidized parts of copper-mineral veins; a source of copper and an ornamental stone.

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  • ed.young
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