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Arrojadite-(KFe) Whiteite & Quartz

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ESM546962

Arrojadite-(KFe) Whiteite & Quartz

Description Tabs

Description
Locality: 
Crosscut Creek, Kulan Camp, Rapid Creek, Dawson, Yukon, Canada
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
3.2 × 4.9 × 3.1 cm
Description

Yellow-brown arrojadite blades on beige whiteite crystals and clear quartz crystals

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

Whiteite

Synonym Of: 

Whiteite-(CaFeMg)

Formula: 
{Ca}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2·8H2O
Strunz: 
8.DH.15
Hardness: 
4.0

Whiteite-(CaMnMg)

Formula: 
{Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2·8H2O
Strunz: 
8.DH.15
Hardness: 
3.5

Whiteite-(MnFeMg)

Formula: 
{(Mn2+,Ca)}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2·8H2O
Strunz: 
8.DH.15
Hardness: 
4.0

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White