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Mineralpedia Details for Chrysocolla

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Chrysocolla

Chrysocolla

Formula
(Cu,Al)2H2Si2O5(OH)4·nH2
Crystal System
Orthorhombic 
Crystal Habit
Botryoidal, Earthy, Stalactitic 
Cleavage
None, None, None 
Luster
Vitreous - Dull 
Color
green, bluish green, blue, blackish blue, brown 
Streak
light green 
Class
Orthorhombic 
Fracture
Brittle - Sectile 
Hardness
2.5-3.5 
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Chrysocolla from Blue Bell mine, San Bernardino Co., California, United States

Chrysocolla
            from Blue Bell mine, San Bernardino Co., California, United States

Light blue replacements of Hemimorphite by Chrysocolla. Sprays are about 3-4mm.

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Chrysocolla from Acari mine, Caraveli prov., Arequipa dept., Peru

Chrysocolla
            from Acari mine, Caraveli prov., Arequipa dept., Peru

Rich blue Chrysocolla rimming a druse of Quartz.

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Chrysocolla from Algomah mine, Mass City, Ontonagon Co., Michigan, United States

Chrysocolla
            from Algomah mine, Mass City, Ontonagon Co., Michigan, United States

Just a chunk of Chrysocolla with black Tenorite (melaconite).

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Chrysocolla from Bagdad pit, Eureka dist., Yavapai Co., Arizona, United States

Chrysocolla
            from Bagdad pit, Eureka dist., Yavapai Co., Arizona, United States

Outstanding and eye-cathing blue color-concentric Chrysocolla specimen from this classic Arizona locality. 

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