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Grandviewite & Chalcoalumite

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UVM662093

Grandviewite & Chalcoalumite

Type Locality

Description Tabs

Description
Locality: 
Grand View Mine, Grand Canyon, Coconino County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 0.9 × 0.6 cm
Description

Sky blue acicular crystals of grandviewite on a carpet of pale blue crystalline chalcoalumite.    A fine specimen from deep within the Grand Canyon.   

Mineral Data
What's on the rock

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

Chalcoalumite

Formula: 
CuAl4(SO4)(OH)12·3H2O
Strunz: 
7.DD.75
Crystal System: 
Monoclinic
Hardness: 
2.5
Streak: 
White
Type Locality: 
Copper Queen Mine (Halero Mine), Queen Hill, Bisbee, Warren District, Mule Mts, Cochise Co., Arizona, USA

Seller Information

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