主要矿物
火成岩中含量高，并在确定岩石大类名称上起主要作用，可作为区分岩类根据的矿物。如花岗岩中主要矿物是长石和石英，没有长石则为石英岩或脉石英，没有石英或含量不够则岩石为正长岩类。主要矿物和次要矿物因岩石种类而异，如石英在花岗岩中是主要矿物，而在闪长岩中则为次要矿物。
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contributed at 2011-09-29
Classification(s)
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Earth System(in Chinese) Igneous petrology
Detailed Description
| English |
|---|
| Name | essential mineral |
| Chinese |
|---|
| Name | 主要矿物 |
| Description | 火成岩中含量高，并在确定岩石大类名称上起主要作用，可作为区分岩类根据的矿物。如花岗岩中主要矿物是长石和石英，没有长石则为石英岩或脉石英，没有石英或含量不够则岩石为正长岩类。主要矿物和次要矿物因岩石种类而异，如石英在花岗岩中是主要矿物，而在闪长岩中则为次要矿物。 |
How to Cite
NNU_Group (2011). 主要矿物, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/7d41a946-55c9-494b-ab4e-05aabf68f3a6
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