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Haywoodite Sulfatoredmondite & Steverustite

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BCK931518

Haywoodite Sulfatoredmondite & Steverustite

New Mineral type

Description Tabs

Description
Locality: 
Redmond Mine, Waterville Lake, Haywood County, North Carolina, United States of America
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.7 × 0.3 × 0.3 cm
Description

You are bidding on a small sample with some small, pseudohexagonal crystals of the new mineral haywoodite in association with a small, equant crystal of the new mineral sulfatoredmondite and rich needles of steverustite. Haywoodite is an extremely rare mineral and less than 20 samples were found including the type samples. One of the few samples I will be able to offer. Author's material and truly extremely rare! The FOV in the photos are both 1.01mm. 

Mineral Data
What's on the rock

Haywoodite

Formula: 
[Pb(H2O)10][Zn12(OH)20(H2O)(SO4)3]
Strunz: 
7.DF.
Crystal System: 
Triclinic
Type Locality: 
Redmond Mine, Waterville Lake, Haywood County, North Carolina, United States of America

Sulfatoredmondite

Formula: 
[Pb8O2Zn(OH)6](SO4)4 · 6H2O
Strunz: 
7.JA.
Crystal System: 
Monoclinic
Type Locality: 
Redmond Mine, Waterville Lake, Haywood County, North Carolina, United States of America

Steverustite

Formula: 
Cu+Pb2+5(S2O3)3(OH)5·2H2O
Strunz: 
7.JA.10
Hardness: 
0.0
Type Locality: 
Frongoch Mine (Bron-y-Goch Mine; Llawynwnwch Mine), Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion (Dyfed; Cardiganshire), Wales, UK

Seller Information

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