花岗岩

The rapakivi granites have a number of petrological peculiarities.

岗岩具有若干岩石学特征。

Cretaceous granites form a northerly trending belt.

白垩纪岗岩分布呈带状向北延伸。

The legislature is housed in an impressive granite edifice.

立法机构位于一幢引人注目岗岩大楼里。

The granite overlies the older rocks.

岗岩躺在磨损岩石上面。

In this paper, at first, the author discussed the geologic setting of uraniferous migmatite.

含铀混合岩大部分位于古陆隆起带边部、NW向岗岩外接触带。

Abundant uranyl minerals (especially, uranyl silicates and uranyl phosphates) are found because of intensive weathering of uraninite.

而我国高放废物地质处置库拟建在岗岩体中。

Alkalescent granites and gold-related silication and argillation are geological prerequisites for the formation of noticeable gold deposits.

摘要偏碱性岗岩及与金成矿活动有关硅化、粘土化蚀变是黑刺沟金矿田规模金矿床存在地质前提。

Beryllium element occurs in sericitization-kaolinization syenogranite as bertrandite single ore, and distributes in sericite as seperated type occurrence.

铍元素以羟硅铍石单矿物赋存于绢云母化高岭土化正长岗岩中,其次呈分散状态分布于绢云母中。

Beside fractional crystallization model,liquid immiscibility of Fluorine-rich granite magma is an important mechanism to form pegmatite and pegmatite type deposit.

除了结晶分异模式外,富氟岗岩浆液态不混溶作用也是伟晶岩成岩成矿重要机制。

SOL 170 is a solvent based impregnator especially formulated to protect marbles, granites and natural stones from water and dirtpenetration, frost damage and to stop calcareous efflorescence.

SOL 170 是一种特性配方防水剂，有效于保护大理石、岗岩、天然石材等。防止水印及水渍呈现于石材表面，并可防止污渍入表面、冰霜侵入及防止风化。

The granite vein which width is about 0.5m filled in banded amphibole-gneiss along the tension crack. The milk-white vein strides over ghyll like a white dragon crossing river.

岗岩岩脉，走向45°，宽0.5米，沿张节理充填条带状角闪斜长片麻岩中,乳白色岩脉跨过溪流，犹如白龙过江。

The SHRIMP age data and geochemical results of the Palaeoarchaean dioritic gneiss and fine-grained trondhjemite of the ancient Dongshan rock belt from the Anshan area are reported in this paper.

本文报道了该区东山古老岩石带古太古代闪长质片麻岩和细粒奥长岗岩SHRIMP测年结果和地球化学组成。