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Arrojadite-(KFe) & Gormanite

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CFL955970

Arrojadite-(KFe) & Gormanite

Type Locality

Description Tabs

Description
Locality: 
Rapid Creek, Yukon, Canada
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 4.5 × 3 cm
Description

Rich specimen of arrojadite-(KFe) crystals associated with siderite, quartz and type locality gormanite.  Collected by Michel brunet.

Mineral Data
What's on the rock

Arrojadite-(KFe)

Formula: 
{KNa}{Fe2+◻}{Ca}{Na2◻}{Fe2+13}{Al}(PO4)11(HPO4)(OH)2
Strunz: 
8.BF.05
Crystal System: 
Monoclinic
Hardness: 
5.0
Type Locality: 
Nickel Plate Mine, Keystone, Keystone District, Pennington Co., South Dakota, USA

Gormanite

Formula: 
(Fe2+,Mg)3(Al,Fe3+)4(PO4)4(OH)6·2H2O
Strunz: 
8.DC.45
Hardness: 
4.0 - 5.0
Type Locality: 
Rapid Creek, Dawson Mining District, Yukon Territory, Canada

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