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Grades of Chrysocolla on Mohs Scales of Hardness
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Common Chrysocolla 2 - 3 Grade C Low commercial grade, needs stablizing
and color enhancement, very pourous, almost chalky texture, can be scratched with knife with ease, crumbles, sticky, soft, sold per pound
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Better Chrysocolla 3 - 4 Grade B Better quality grade, lacking even color, internal fractures, semi pourous, may need stablelizing and color enhancement, can be scratched by a knife, semi chalky texture,semi soft per pound.
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Chrysocolla 4 - 5 Grade A Good quality for labidary, stable, semi fractured, even color to multi, pattern, phenocrysts, (small stones captured within the stone), blue-green, blue-brown, blue-black, light silica, sold per gram
Gem Chrysocolla 5 - 6 Grade AA Execellent for labidary, carvings, colors vivid, uniformcolor pattern, no fractures, naturaly silicated, very uncommon, waxy, highly polishable,
rarecollector speciems, soldper gra
Gem Silica Chrysocolla 6 - 7 Grade AAA Very Rare, Execellent for fine jewelry settings, high luster polish, vivid colors, naturaly stablelized, optimal saturation of color, silica structure, sold per carat,
Druzy Crystals 6 - 7 Grade AAA Rare, collectors items, fine jewerly, translucent, blue, green, clear to mixed, sold per gram
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