Wollastanite
沃拉斯塔尼特
 | This specimen shows layering of different kinds of rock, leading to its classification as a metamorphic rock. It is classified as wollastonite skarn from New York. It is on display at the Smithsonian Museum of Natural History and is described as limestone which was metamorphized during the continental collision 1.1 billion years ago. It is actually the white crystals which are described as wollastonite, and other contents include garnet and diopside. The wollastonite is used to reinforce plastics and stabilize ceramics. 此标本显示出不同种类岩石的层理，因而被归类为变质岩。它被归类为来自纽约的 wollastonite skarn。该标本陈列于史密森尼国家自然历史博物馆，描述为在11亿年前大陆碰撞期间变质的石灰岩。实际上，白色晶体被描述为 wollastonite，其他成分还包括 garnet 和 diopside。wollastonite 用于增强塑料并稳定陶瓷。
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This sample of metamorphic rock is described as feldspar and granite with white veins of quartz.
这种变质岩被描述为含有长石和花岗岩，其中夹杂着白色石英脉。
索引
| HyperPhysics*****Geophysics
HyperPhysics ***** 地球物理学 | R Nave |
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