iridium
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(ir-id′ē-ŭm)

[Gr. iris, rainbow, halo, iris + -ium]
SYMB: Ir A white, hard metallic element, atomic weight (mass) 192.2, atomic number 77.
CAS # 7439-88-5
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(ir-id′ē-ŭm)

[Gr. iris, rainbow, halo, iris + -ium]
SYMB: Ir A white, hard metallic element, atomic weight (mass) 192.2, atomic number 77.
CAS # 7439-88-5
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