首页 > Term: hourglass structure
hourglass structure
A type of zoning, esp. common in clinopyroxenes and chloritoids, in which a core, distinguished from the outer part by a difference of color or optical properties, has a cross section resembling that of an hourglass.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
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(Milwaukee, United States)