Pegmatite

[pegmәtait]

解釋/意思:

(noun.) a form of igneous rock consisting of extremely coarse granite resulting from the crystallization of magma rich in rare elements.

埃里卡手打--From WordNet

解釋/意思:

(n.) Graphic granite. See under Granite.

(n.) More generally, a coarse granite occurring as vein material in other rocks.

埃尔希編輯

解釋/意思:

n. coarsely crystallised granite.—adj. Pegmatit′ic.

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