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Chrysocolla (/ˌkrɪsəˈkɒlə/ KRIS-ə-KOL-ə) is a hydrous copper phyllosilicate mineral and mineraloid with the formula Cu2 – xAlx(H2Si2O5)(OH)4⋅nH2O (x < 1) or (Cu, Al)2H2Si2O5(OH)4⋅nH2O).
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copper mineral hardness blue-green chalcedony mine blue green cyan phyllosilicate used forms turquoise formula spertiniite oh references botryoidal 2006 study
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Chrysocolla | Birefringence | δ = 0.023–0.050 | 1.00 | infobox |
| Chrysocolla | Category | Phyllosilicate minerals | 1.00 | infobox |
| Chrysocolla | Cleavage | none | 1.00 | infobox |
| Chrysocolla | Color | Blue, cyan (blue-green), green, dark blue to black, brown, rarely yellow | 1.00 | infobox |
| Chrysocolla | Crystal habit | Massive, nodular, botryoidal | 1.00 | infobox |
| Chrysocolla | Crystal system | Orthorhombic Unknown space group | 1.00 | infobox |
| Chrysocolla | Diaphaneity | Translucent to opaque | 1.00 | infobox |
| Chrysocolla | Formula | .mw-parser-output .template-chem2-su{display:inline-block;font-size:80%;line-height:1;vertical-align:-0.35em}.mw-parser-output .template-chem2-su>span{display:block;text-align:l… | 1.00 | infobox |
| Chrysocolla | Fracture | Irregular/uneven, sub-conchoidal | 1.00 | infobox |
| Chrysocolla | IMA symbol | Ccl | 1.00 | infobox |
| Chrysocolla | Luster | Vitreous to dull | 1.00 | infobox |
| Chrysocolla | Mohs scale hardness | 2.5–3.5 (7 for chrysocolla chalcedony, high-silica content) | 1.00 | infobox |
| Chrysocolla | Optical properties | Biaxial (−) | 1.00 | infobox |
| Chrysocolla | Refractive index | nα = 1.575–1.585 nβ = 1.597 nγ = 1.598–1.635 | 1.00 | infobox |
| Chrysocolla | Specific gravity | 1.9–2.4 | 1.00 | infobox |
| Chrysocolla | Streak | White to a blue-green color | 1.00 | infobox |
| Chrysocolla | Strunz classification | 9.ED.20 | 1.00 | infobox |
| Chrysocolla | Tenacity | Brittle to sectile | 1.00 | infobox |
| Chrysocolla | Unit cell | a = 5.7 Å, b = 8.9 Å, c = 6.7 Å; Z = 1 | 1.00 | infobox |
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