Similar words: eisenhower, heisenberg, dwight eisenhower, dwight d. eisenhower, president eisenhower, reissue, there is no way of, disenfranchise. Meaning: n. a granitic rock composed of quartz and mica.
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1. Although there are 60 tin-bearing greisen veins, only a few of them form the main ore bodies.
2. The Zhengchong rare-metal greisen porphyry occurs in the Yanshanian Jinjiling composite granitic batholith. It is rich in Li, Rb, Sn, Cs and W: thus the rock body is just an ore body.
3. The greisen body-type tungsten-tin deposit is dominating type in Da'ao ore district that is located at the half-hidden ore body whose shape appears approximate dome.
4. Preliminary study suggests that the greisen magma was formed by evolution of quasi-greisenic magmas resulting from liquid immiscibility of fluorine-and lithium-rich granitic magmas.
5. Tin deposits mainly include greisen type, skarn type, altered granite type, tectonoalternation type and tectonoalternation-skarn type.
6. Tungsten mineralization types in Yaoling zone are divided into quartz vein, greisen, altered granite and placer.
7. Malipo emerald deposit in Yunnan Province has two types of pegmatite vein and greisen vein.
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