1.
Rock, usually limestone, composed of oolites.
岩石岩石，通常指石灰岩，由鲕粒岩组成
2.
Petrology is the science of the rocks.
岩石学是岩石的科学。
3.
The rocky crust of the earth.
岩石圈地球的岩石外表
4.
Sedimentary and Metamorphic Petrology
沉积岩岩石学与变质岩岩石学
5.
Rock, usually limestone, composed of pisoliths.
豆石，豆岩由豆石构成的岩石，常为石灰岩
6.
The main rocks in the complex are gabbro, gabbro-diabase, pyroxenite and olivine-pyroxenite etc.
杂岩体主要岩石类型为:辉长岩、长辉绿岩、辉石岩、榄辉石岩等。
7.
molten rock, steel, lava
熔化的岩石、 钢水、 岩浆.
8.
To form(rock) into breccia.
使（岩石）形成角砾岩
9.
ledge rock
礁石, 坚石岩, 含矿[突出]岩石
10.
petrolwum tar sand
含石油沥青的岩石或砂
11.
The description and classification of rocks.
岩相学，岩类学对岩石的描述和分类
12.
The main kinds of rocks include carbonate rocks, tuffite, siliceous rocks and quartz sand-stone.
主要岩石类型包括碳酸盐岩、沈积凝灰岩、矽质岩和石英砂岩。
13.
This is a cliff composed of quartz sandstone that is well bedded.
由石英砂岩构成的悬崖，岩石层理发育。
14.
Any of various green rocks, such as serpentine.
蛇纹石一种绿色岩石，如蛇纹大理岩
15.
The cardium sandstone is lithic, being composed of grains of chert, quartz, quartzite, silicified argillite, and other rock fragments.
卡迪砂岩是岩屑砂岩，由燧石，石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。
16.
The rock formed by the cooling and solidifying of molten rock.
熔岩融化的岩石冷却凝固后形成的岩石
17.
lithic arkosic wacke
岩屑长石砂岩质杂砂岩
18.
sedimentary rocks,eg sandstone,limestone,slate
沉积岩（如砂岩、石灰岩、板岩）.