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Kashinite & Erlichmanite & Laurite

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SKY835645

Kashinite & Erlichmanite & Laurite

Rare Mineral

Description Tabs

Description
Locality: 
Miass River, Chelyabinsk Oblast, Russian Federation
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1.3 × 0.4 cm
Description

A lot of single nuggets embedded in epoxy resin of the intermediate member between kashinite (Ir2S3) erlichmannite (OsS2) ans laurite (RuS2) in a completely analyzed specimen by SEM/EDS (see copy enclosed). Three extremely rare sulphides in a single sample !

Some nuggets are almost pure members, and other are intermediate members like in the spectrum provided. Note.- IMA formula for kashinite don't include Rh, like this sample.

Don't miss the oportunity to get this extreme rarity almost never seen in the mineral market. No duplicates available. 

Ex Vandenbroucke Museum collection from Waregem, Belgium.

 

Mineral Data
What's on the rock

Kashinite

Formula: 
(Ir,Rh)2S3
Strunz: 
2.DB.15
Hardness: 
7.5
Type Locality: 
Aleksandrov Log Pt deposit, Solov'eva Mtn, Nizhnii Tagil, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...

Erlichmanite

Formula: 
OsS2
Strunz: 
2.EB.05a
Hardness: 
4.5 - 5.5
Colour: 
Gray
Type Locality: 
MacIntosh Mine, Willow Creek (China Flat), Willow Creek District, Klamath Mts, Humboldt Co., California, USA

Laurite

Formula: 
RuS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
7.0
Colour: 
Black
Streak: 
Dark grey
Type Locality: 
Tanah Laut (Pontijn), Kalimantan Selatan Province (South Kalimantan Province), Kalimantan Island (Borneo Island), Indonesia

Seller Information

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