Home > Term: glass opal
glass opal
A variety of globular or botryoidal opal that shows greenish-yellow fluorescence under ultraviolet light and can be mistaken for uranium-bearing minerals such as autunite.
- Besedna vrsta: noun
- Industrija/področje: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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