Osmium

Iridian osmium, variety iridosmine
Origin: Nizhne-Tagil'skoye, Mednorudyanskoye Cu Dep., Ural Mts., Sverdlovskaya Oblast', Russia
Sample size: micromount grains
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

  
Variety iridosmine
Origin: Tanah, Kalimantan Tengah, Borneo, Indonesia
Ex. Sorbonne Museum collection
Sample size: Various sizes in antique vial
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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