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Occurrence • Osmium, Iridium, Gold
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Occurrence • Osmium, Iridium
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Occurrence • Osmium, Iridium
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Occurrence • Osmium, Iridium, Ruthenium, Platinum, Rhodium
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Producer • Platinum, Osmium, Iridium
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Past Producer • Gold, Silver
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Occurrence • Gold, Platinum
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Past Producer • Platinum, Gold
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Occurrence • Osmium, Iridium, Gold
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Producer • Silver, Gold, Copper
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Past Producer • Gold, Platinum
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Past Producer • Platinum, PGE, Gold
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Past Producer • Silver, Gold
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Occurrence • Gold, Osmium, Iridium
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Prospect • Cobalt, Iron, Chromium, Nickel
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