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Iridium Mineral Data
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General Iridium Information
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 Chemical Formula: |
(Ir,Os,Ru,Pt) |
| Composition: |
Molecular Weight = 182.79 gm |
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Iridium 52.58 % Ir |
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Osmium 31.22 % Os |
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Ruthenium 5.53 % Ru |
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Platinum 10.67 % Pt |
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______ |
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100.00 % |
| Empirical Formula: |
Pt0.1Ir0.5Os0.3Ru0.1 |
| Environment: |
As exsolution particles in Pt-Fe alloys. |
| IMA Status: |
Valid Species (Pre-IMA) 1804 |
| Locality: |
Kamchatka Oblast', Pustaya River, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named after the element Iridium which was from the Latin, Iris = "rainbow" in allusion to the colored salts derived from its compounds. |
| Name Pronunciation: |
Iridium  |
| Synonym: |
ICSD 64992 |
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Irite - mixture of several PGE minerals |
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Osmiridium |
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PDF 6-598 |
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Platiniridium |
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Ruthenosmiridium |
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