Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Arrojadite-(KFe)

Views:
Watches:
SYA572884

Arrojadite-(KFe)

Type Locality

Description Tabs

Description
Locality: 
Nickel Plate Mine, Keystone, Pennington County, South Dakota, United States of America
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5 × 3 cm
Description

Rich sample with vitreous dark green arrojadite-(KFe) in a muscovite/quartz matrix.

Older specimen from the type locality. Found in the 1970ies.

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps