从红柱石的结晶程度分析，这种无烟煤是一种低级热接触变质岩。
Having analysized the degree of crystallization of andalusite, it is believed that the anthracite is a low-grade thermal metamorphic rock.
本文介绍了冀中廊固凹陷辉绿岩及其接触变质岩——斑点板岩的储层特征。
This paper introduces the reservoir characteristics of diabase, contact meta- morphic rocks and spotted slates in Langgu subdepression, Jizhong depression.
本区内的金矿断裂构造即花岗岩与太古代胶东群变质岩呈构造接触带。
The faults related to the gold deposits in the area often follow the contact between granites and metamorphic rocks of the Achaean Jiaodong Group.
变质岩类型：区域变质、接触变质和动力变质。
Types of metamorphic rocks: regional metamorphism, contact metamorphism and dynamic metamorphism.
蓬家夼金矿是山东乳山地区新发现的金矿类型，受荆山群中的构造角砾岩系控制，沿胶莱盆地边缘莱阳组砾岩与荆山群副变质岩的构造接触带分布。
The Pengjiakuang gold deposit is a new type discovered in East Shandong, which occurs in interstratified glide breccia of the Jinshan Group parametamorphic rock series in the Mesozoic Jiaolai Basin.
蓬家夼金矿是山东乳山地区新发现的金矿类型，受荆山群中的构造角砾岩系控制，沿胶莱盆地边缘莱阳组砾岩与荆山群副变质岩的构造接触带分布。
The Pengjiakuang gold deposit is a new type discovered in East Shandong, which occurs in interstratified glide breccia of the Jinshan Group parametamorphic rock series in the Mesozoic Jiaolai Basin.
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