Basement (geology)

Gneiss outcrop, basement rock, Scotland.

In geology, basement and crystalline basement are the rocks below a sedimentary platform or cover, or more generally any rock below sedimentary rocks or sedimentary basins that are metamorphic or igneous in origin. In the same way the sediments or sedimentary rocks on top of the basement can be called a "cover" or "sedimentary cover".

单词	Crystalline basement
释义	Crystalline basement 英语例句库 Chen Huifang. 1991.Discovery of the old crystalline basement and komatiite on Hainan island.Geotectonica et Metallogenia,15(1) :62. [1]陈惠芳.1991.海南岛前寒武纪结晶基底和科马提岩的发现.大地构造与成矿学,15(1):62. 英语百科 Basement (geology) In geology, basement and crystalline basement are the rocks below a sedimentary platform or cover, or more generally any rock below sedimentary rocks or sedimentary basins that are metamorphic or igneous in origin. In the same way the sediments or sedimentary rocks on top of the basement can be called a "cover" or "sedimentary cover".
随便看	genus Katsuwonus的意思 genus katsuwonuss的意思 genus Kennedia的意思 genus kennedias的意思 genus Kennedya的意思 genus kennedyas的意思 genus Kenyapithecus的意思 genus kenyapithecuss的意思 genus Keteleeria的意思 genus keteleerias的意思 genus Khaya的意思 genus khayas的意思 genus Kiggelaria的意思 genus kiggelarias的意思 genus Kinosternon的意思 genus kinosternons的意思 genus Kirkia的意思 genus kirkias的意思 genus Klebsiella的意思 genus klebsiellas的意思 genus Knightia的意思 genus knightias的意思 genus Kniphofia的意思 genus kniphofias的意思 genus Kobus的意思

Crystalline basement

Basement (geology)