Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Sidpietersite Plumboselite & Mattheddleite

Views:
Watches:
JYJ826145

Sidpietersite Plumboselite & Mattheddleite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.3 × 1.2 cm
Description

Greyish beige sidpietersite (SC-XRD microdiffraction, EDS & Raman confirmed no 790, pictures no 1-2 in detail) on galena with the OH analogue of mattheddleite as yellow grains on hydrocerussite (EDS & Raman, pictures 3 and 4). The sample also hosts many beige to white plumboselite sprays among hydrocerussite and sidpietersite. Analysis in the analytical section. Full set on request.

 

Mineral Data
What's on the rock

Sidpietersite

Formula: 
Pb4(S2O3)O2(OH)2
Strunz: 
7.JA.05
Crystal System: 
Triclinic
Hardness: 
1.0 - 2.0
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

Plumboselite

Formula: 
Pb3O2(SeO3)
Hardness: 
2.0 - 3.0
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

Mattheddleite

Formula: 
Pb5(SiO4)1.5(SO4)1.5(Cl,OH)
Strunz: 
9.AH.25
Hardness: 
3.5 - 4.5
Streak: 
white
Type Locality: 
Leadhills, South Lanarkshire, Strathclyde (Lanarkshire), Scotland, UK
Analysis
Analysis Report - only: Sidpietersite Plumboselite & Mattheddleite
Analysis Report - only: Sidpietersite Plumboselite & Mattheddleite
Analysis Report - only: Sidpietersite Plumboselite & Mattheddleite