홈 >                  	Term: Loewinson-Lessing classification  
Loewinson-Lessing classification
A chemical classification of igneous rocks (into the four main types--acid, intermediate, basic, and ultrabasic) based on silica content.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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 작성자
- ed.young
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(Milwaukee, United States)

