Home > Term: semiopal
semiopal
A loosely used term for common opal, hydrophane, and any partly dehydrated or impure opal, as distinguished from precious opal or fire opal.
- Kalbos dalis: noun
- Pramonės šaka / sritis: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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