홈 > Term: eudidymite
eudidymite
A monoclinic mineral, NaBeSi3O7(OH) ; dimorphous with epididymite; vitreous, in transparent to translucent tabular crystals with lamellar twinning having one perfect and one imperfect cleavage; in nepheline-syenite pegmatites with albite, elpidite, and analcime.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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