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chert::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Type of | silica, silicon dioxide, silicon oxide |
| Has types | taconite |
| Derivation | cherty |
Examples of chert
chert
You are now in the rolling Coyote Hills, with their dramatic chert outcroppings.
From the sfgate.com
Dieppe's chert beach and cliff immediately following the raid on 19 August 1942.
From the en.wikipedia.org
These magnesites often are cryptocrystalline and contain silica as opal or chert.
From the en.wikipedia.org
It consists of blocks of chert up to 120 meters long, embedded in conglomerate.
From the en.wikipedia.org
It includes large flint and chert bifacials that may be of Heavy Neolithic origin.
From the en.wikipedia.org
They are made from material such as chert, also known as flint, and obsidian.
From the thenewstribune.com
The quarries consist of beds of white-grey limestone separated by chert beds.
From the en.wikipedia.org
This chert preserved early plants in cellular detail, petrified in volcanic springs.
From the en.wikipedia.org
Farther on, unmistakable now, was the Golden Gate Bridge, in all its chert-hued glory.
From the sacbee.com
- Variety of silica containing microcrystalline quartz
- Chert is a fine-grained silica-rich microcrystalline, cryptocrystalline or microfibrous sedimentary rock that may contain small fossils. ...
- Massive generally dull colored and usually opaque quartzite or hornstone or impure chalcedony or other flint-like mineral. By general usage in mineralogy and geology, a chert does not have a conchoidal fracture. ...
- Chert is a hard, dense, fine-grained type of sedimentary rock, a crystalline aggregate of silica (quartz). It was formed from deposits of silica-based skeletons of microscopic marine organisms (including zooplankton like diatoms, radiolarians, plus sponge spicules and other organic matter). ...
- Hard, dense sedimentary rock, composed of interlocking quartz crystals and possibly amorphous silica (opal). The origin of the silica is normally biological, from diatoms, radiolaria or sponge spicules. Synonymous with flint.
- (2) -- a form of amorphous silica found in several varieties, e.g. flint (Oxford Dict.)
- Chert is the stable database format used in Xapian 1.2.x. It is similar to Flint in many ways, but generally faster, and uses significantly less disk space. Chert is very efficient and highly scalable. ...
- Proper name for what most Texans call flint, but both terms are used interchangeably by most people, including Texas Beyond History writers. ...
- Rock. Hard, amorphous silica found in concretions and beds, often replaces other materials, often reddish or yellowish. Often used by native people to make stone tools.
