Home > Term: light figure
light figure
The visible geometric figure observed when an etched flat surface of quartz is placed over a pinhole-focused light source.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)
