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glauconite
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glauconite
glauconite Min. (ˈglɔːkənaɪt) [Named by Keferstein 1828 (in Ger. form glaukonit), f. Gr. γλαυκόν, neut. of γλαυκός adj. (see glaucous) + -ite.] Hydrous silicate of iron, potassium, and other bases, commonly called green earth.1836 T. Thomson Min. I. 387 Glauconite is employed as a colour by painters...
Oxford English Dictionary
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Glauconite
Glauconite has the chemical formula . Glauconite is authigenic and highly mature.
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hislopite
hislopite Min. (ˈhɪzləpaɪt) [f. the name of the Rev. Stephen Hislop (1817–63), Scottish missionary and naturalist: see -ite1.] An Indian variety of calcite coloured green by the presence of glauconite.1859 S. Haughton in Phil. Mag. XVII. 18, I propose to give the name of Hislopite to the remarkable ...
Oxford English Dictionary
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Verdete
The main potassium bearing minerals are glauconite and muscovite.
References
Slate
Geology of Brazil
Landforms of Minas Gerais
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greensand
ˈgreen-sand, ˈgreensand 1. Min. and Geol. a. = glauconite, green earth. b. A variety of sandstone, usually imperfectly consolidated, consisting largely of glauconite. c. A formation consisting largely of this sandstone; denominated Upper Greensand or Lower Greensand from the position of the stratum ...
Oxford English Dictionary
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Physaria pallida
This geologic formation contains carbonates above a layer of water-impermeable glauconite, which keeps the soil above from draining, leaving the area quite plant is threatened by the loss and degradation of its habitat, which has largely been converted to agricultural and pasture use, or degraded during glauconite
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Castle Hayne Limestone
It consists of cobble to pebble sized clasts, usually rounded, coated with phosphate and glauconite in a limestone matrix. It contains bryozoa and sea urchin fossils and beds of glauconite and phosphate pebbles that mark breaks in deposition.
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Góra Świętej Anny (Krzeszowskie Wzgórza)
Geology
The summits are made up of old, upper cretaceous sandstone, glauconite and mud stones.
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White Bluff Formation
The Pastoria Sand is a clayey sand containing glauconite and mollusca fossils. The Caney Point Marl is a chalky clay with glauconite and various invertebrate fossils.
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Green earth
Green earth, also known as terre verte and Verona green, is an inorganic pigment derived from the minerals celadonite and glauconite. Spectroscopically, therefore, the analytical challenge is to differentiate between the green earths celadonite and glauconite, and perhaps chlorite, and
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Dongen Formation
The clay can also contain glauconite and locally thin layers of tuffite or loam can occur. The formation is subdivided into four members:
the Asse Member, clay with locally sandy layers, glauconite or/and nummulites;
the Brussels Member, fine
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Hannut Formation
On top of this the lithology changes to limestone, siltstone and sandstone and the top of the formation is formed by a layer of glauconite bearing sand The formation is subdivided into five members:
The Chercq Member, tuffite, clay and glauconite bearing sand layers.
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Curtis Formation
The presence of glauconite and marine invertebrate fossils indicates it was laid down in a shallow marine environment that became hypersaline towards the
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Weches Formation
Description
The Weches Formation is a fossiliferous glauconite rich sand that graduates into a clay.
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Winona Formation
It has a high glauconite content, up to 50% in some areas.
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