Feldspar (Orthoclase)

KAlSi3O8

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Orthoclase는 칼륨 장석으로 지각에서 가장 흔한 광물 중 하나이다. 화강암 및 여러 화성암의 필수 구성 광물이다. 월장석은 Orthoclase의 보석 변종이다.

결정계 Monoclinic
광물 분류 09 Silicates
모스 경도 6.0-6.5
비중 2.55-2.63
색상 White, pink, cream, gray
광택 Vitreous
조흔색 White
벽개 Perfect {001}, good {010}
단구 Uneven to conchoidal
투명도 Translucent
결정 습성 Prismatic, tabular

모스 경도

Mohs Hardness: 6.0 – 6.5
1 Soft10 Hard

결정계

Monoclinic

Frequently Asked Questions

What is the hardness of Feldspar (Orthoclase)?
Feldspar (Orthoclase) has a Mohs hardness of 6.0-6.5.
What crystal system does Feldspar (Orthoclase) belong to?
Feldspar (Orthoclase) crystallizes in the Monoclinic crystal system.
What color is Feldspar (Orthoclase)?
Feldspar (Orthoclase) is typically White, pink, cream, gray.
What type of luster does Feldspar (Orthoclase) have?
Feldspar (Orthoclase) exhibits a Vitreous luster.
What is the chemical formula of Feldspar (Orthoclase)?
The chemical formula of Feldspar (Orthoclase) is KAlSi3O8.