Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Kidwellite Strengite & Cyrilovite

Views:
Watches:
PJM40002

Kidwellite Strengite & Cyrilovite

Collected by seller in 1983

Description Tabs

Description
Locality: 
Iron Monarch Open Cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.6 × 5 × 3.6 cm
Description

A vughy section of haematite is richly encrusted with Cyrilovite after strengite over dufrenite, as well as some unaltered pinkish strengite crystals and some dark cream to pale green coloured kidwellite

Mineral Data
What's on the rock

Kidwellite

Formula: 
NaFe3+9(PO4)6(OH)11·3H2O
Strunz: 
8.DK.20
Hardness: 
3.0
Streak: 
yellow
Type Locality: 
Fodderstack Mountain, Norman, Montgomery Co., Arkansas, USA

Strengite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.10
Hardness: 
3.5 - 4.0
Streak: 
white
Type Locality: 
Eleonore Mine, Rodheim-Bieber, Wetzlar, Hesse, Germany

Cyrilovite

Formula: 
NaFe3+3(PO4)2(OH)4·2H2O
Strunz: 
8.DL.10
Crystal System: 
Tetragonal
Hardness: 
4.0
Streak: 
Yellow
Type Locality: 
Cyrilov phosphate pegmatite (Cyrillhof), Velké Meziříčí, Vysočina Region, Moravia (Mähren; Maehren), Czech Republic
Earthstones Australia

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.