granite porphyry

常見例句

Xiaokang Mn-Ag multi-metal mine is controlled by structural broken belt and granite-porphyry contact zone of xikou formation of lower-T system.
小康錳銀多金屬礦受下三疊系溪口組地層、斷裂構(gòu)造破碎帶和花崗斑巖接觸帶控制，主要圍巖蝕變有矽卡巖化、角巖化。
Granite-porphyry belongs to high-K calcium-alkali series, which has the geochemical characteristics of the rare earth element and trace element for A-type granite.
花崗斑巖屬高鉀鈣堿性系列，具有A型花崗巖的稀土元素和微量元素地球化學(xué)特征；
Of the various types of deposit, the porphyry type occurs within first stage granite-porphyry and at its contact zone where alteration and mineralization zoning is apparent;
斑巖錫礦主要產(chǎn)于花崗斑巖巖筒內(nèi)部及其接觸帶，蝕變與礦化具分帶現(xiàn)象；