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Cyanotrichite & Grandviewite

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BCK163084

Cyanotrichite & Grandviewite

Type Locality

Description Tabs

Description
Locality: 
Grand View Mine, Grand Canyon, Coconino County, Arizona, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.6 × 1.5 cm
Description

A beautiful micromount with very nice sprays of cyanotrichite on brochantite with tiny light blue sprays of grandviewite and colorless clusters of chalcoalumite.

Mineral Data
What's on the rock

Cyanotrichite

Formula: 
Cu4Al2(SO4)(OH)12·2H2O
Strunz: 
7.DE.10
Crystal System: 
Orthorhombic
Hardness: 
1.0 - 3.0
Type Locality: 
Moldova Nouă (Neumoldowa), Moldova Nouă-Sasca Cu-Mo ore field, Banat Mts, Caraş-Severin Co., Romania

Grandviewite

Formula: 
Cu3Al9(SO4)2(OH)29
Strunz: 
7.BB.60
Hardness: 
2.0 - 0.0
Type Locality: 
Grand View Mine (Last Chance Mine; No. 1 Pat claim 3591; No. 5 Pat claim 3592a; No. 4 Pat claim 3592a; Canyon Copper Mine; Grand Canyon Mine), Horseshoe Mesa, Grandview District, Coconino Co., Arizona, USA

Seller Information

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