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超基性岩

n.ultra-basic rock
网络ultrabasic rock; ultramafic rock; ultra-basic rocks

超基性岩

超基性岩

英-汉网络释义

超基性岩

n.

1.ultra-basic rock

1

In an ultrabasic rocks in North Jiangsu, corundum was first discovered and some was up to gem grade .

苏北某地超基性岩中，首次发现了红刚玉，少量已达宝石级。

2

The heat production in rocks due to radioactivity is highest in the acid rocks and lowest in the ultra- basic rocks .

岩石的放射作用热产率以酸性岩类最高，超基性岩类最低。

3

4

The ultrabasic rocks form a complex of large tectonic slices with intercalated slices of Sebakwian sedimentary rocks .

超基性岩与塞巴奎沉积岩岩片相间构成一巨大的构造岩片的杂岩体。

6

7

Ultrabasic rocks have a silica content less than 45%. Peridotite is the typical intrusive rock which consists of olivine and pyroxene.

超基性岩的 SiO2 含量小于 45%，它的侵入岩叫做橄榄岩，主要由橄榄石、辉石等矿物组成。

8

From the results a quantitative evaluation of the ultrabasic rock mass is performed .

在此基础上，对超基性岩体质量进行了评价。

9

Many ultrabasics type nephrites have bright green colour and have ore dissemination with magnetite , chromite and sulfide .

超基性岩型软玉多为亮绿色，常有磁铁矿、铁矿和硫化物浸染。

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