홈 > Term: streak plate
streak plate
In mineral identification, a piece of unglazed porcelain, hardness about 7 on the Mohs scale, used for rubbing a sample to obtain its powder color, or "streak."
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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