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Jalpaite & Uraninite

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DHG200805

Jalpaite & Uraninite

Collected by Hal Miller-1957

Description Tabs

Description
Locality: 
Caribou Mine, Grand Island, Boulder County, Colorado, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
0.6 × 2.8 × 2.2 cm
Description

Massive jalpaite in uraninite and a variety of other sulfides. 4.5 grams.

Mineral Data
What's on the rock

Jalpaite

Formula: 
Ag3CuS2
Strunz: 
2.BA.45
Crystal System: 
Tetragonal - Ditetragonal Dipyramidal
Hardness: 
2.0 - 2.5
Streak: 
Black
Type Locality: 
Leonora Mine, Jalpa, Mun. de Jalpa, Zacatecas, Mexico

Uraninite

Formula: 
UO2
Strunz: 
4.DL.05
Crystal System: 
Isometric
Hardness: 
5.0 - 6.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

I combine specimens to save your shipping costs. Expect payment within a week.