...The rare metal iridium affords a blue which is a mixture of the oxideand the sesquioxide...
George Field 「Field's Chromatography」
... The meteor or asteroid belt, between the orbits of Marsand Jupiter, is "mined" by such adventurers as Thad Allen for theplatinum, iridium and osmium that all meteoric irons contain in smallquantities...
John Stewart Williamson 「Salvage in Space」
...He saw neat stacks of gold ingots, new, freshly smelted; bars ofsilver-white iridium, of argent platinum, of blue-white osmium...
John Stewart Williamson 「Salvage in Space」
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