quartz-syenite [岩] 石英正长岩
alkali quartz syenite 碱性石英正长岩
quartz-syenite-diorite 石英正长闪长岩
quartz syenite porphyry 石英正长斑岩
alkali feldspar-quartz syenite 碱长石英正长岩
quartz syenite diorite porphyrite 石英正长闪长玢岩
The Yefushan rock mass is mainly composed of quartz syenite porphyry.
冶父山岩体主体岩性为石英正长斑岩。
Fayalite-bearing quartz syenite could represent the early fractional stage initial granitic magma derived from archean protolith in a deeper and reductive environment.
含铁橄榄石石英正长岩，代表了岩浆分离结晶初期还原条件下，太古代母岩派生的初始岩浆组成。
It is composed of four rock units, they are gabbro, pyroxene syenite, (quartz) syenite and syenogranite from early to late.
岩性上自早到晚由辉长岩、辉石正长岩、（石英）正长岩和正长花岗岩等四个岩石单元构成。
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