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Tolovkite & Osmium

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ESM564724

Tolovkite & Osmium

Description Tabs

Description
Locality: 
Verkhneivinsk, Neiva River, Nizhnii Tagil, Sverdlovsk Oblast, Russian Federation
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
0.6 × 1 × 1 cm
Description

Polished section of isovite (comes with handwritten documentation)

Mineral Data
What's on the rock

Tolovkite

Formula: 
IrSbS
Strunz: 
2.EB.25
Hardness: 
7.5
Type Locality: 
Tolovka River placer, Ust'-Bel'skii ultrabasic Massif, Koryak Upland (Koriak; Koriakskhiye), Koriak Autonomous Okrug, Far-Eastern Region, Russia...

Osmium

Formula: 
(Os,Ir,Ru)
Strunz: 
1.AF.05
Crystal System: 
Hexagonal
Hardness: 
6.0 - 7.0
Colour: 
White
Streak: 
Grey