切割成一个弯如球形的样子就像是天然宝石的形状，这红色电气石也可以叫红电气石因为它有红的染色。
Cut in a convex form known as a cabochon , this red tourmaline could also be called a rubellite because of its red coloration.
在矽卡岩中还有与电气石、红帘石等变质矿物。
Some metamorphic minerals, such as tourmaline and piedmontite, also occur in skarn rock.
在矽卡岩中还有与电气石、红帘石等变质矿物。
Some metamorphic minerals, such as tourmaline and piedmontite, also occur in skarn rock.
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