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Kidwellite & Cyrilovite

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PJM140186

Kidwellite & Cyrilovite

Description Tabs

Description
Locality: 
Iron Monarch Quarry, Iron Knob, South Australia, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 3.6 × 1.6 cm
Description

Well formed yellow mustard coloured translucent cyrilovite crystals with fine acicular pale lemon yellow kidwellite on massive hematite

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

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

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Seller's terms and conditions

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

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