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Geography Categories
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| Definition Of: |
Osmium
 General Information: Chemical Formula:(Os,Ir) Composition:(Molecular Weight = 190.71 gm)Iridium 25.20 % IrOsmium 74.80 % Os Empirical Formula: Os0.75Ir0.25 Physical Properties: Cleavage:[0001] Perfect Color:steel gray. Density:19 - 21, Average = 20 Diaphaniety:Opaque Hardness:6-7 - Orthoclase-Quartz Luster:Metallic Streak:gray More details...
Atomic Mass : 190.2 Atomic Number : 76 Name Origins: Greek, osme = "smell." Year Discovered : 1803 Discovery Credits : Discovered by S. Tennant at London, UK. More Details
(Os,Ir)
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Mineralogy INDEX:
List of Terms: Terms beginning with "A", Page 1 |
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Page Number:
1 2 3 A: Page 1 of 3.
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