a green mineral consisting of hydrated silicate of potassium or iron or magnesium or aluminum; found in greensand
Glauconite is an iron potassium phyllosilicate (mica group) mineral of characteristic green color with very low weathering resistance and very friable.Odin, G.
例句与用法
1.
The glauconite sandstone is a persistent stratigraphic unit . 海绿石砂岩是一个稳定的地层单元。
2.
Under the hydrodynamitic condition in the outshelf heavy minerals are enriched to a certain extent . they are of horablede - epidote assemblage and contain some authigene ( pyrite and glauconite ) . the content of stable mineral is small and mineral maturity index ( trzg / hp ) is low 在外陆架水动力的作用下，重矿物有一定富集，重矿物以角闪石?绿帘石矿物组合为特征，含有一定量自生矿物(黄铁矿和海绿石) ，稳定矿物少，矿物成熟度低。
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