chert

As a noun chert

is (geology|uncountable) massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral.

As a proper noun limerick is

a county in the republic of ireland.

As nouns the difference between chert and feldspar

is that chert is (geology|uncountable) massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral while feldspar is (mineral) any of a large group of rock-forming minerals that, together, make up about 60% of the earth's outer crust the feldspars are all aluminum silicates of the alkali metals sodium, potassium, calcium and barium feldspars are the principal constituents of igneous and plutonic rocks.

As nouns the difference between chert and damn

is that chert is (geology|uncountable) massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral while damn is the use of "damn" as a curse.

As a verb damn is

(theology|transitive|intransitive) to condemn to hell.

As an adjective damn is

(profane) fucking; bloody.

As an adverb damn is

(profane) very, extremely.

As an interjection damn is

(profane).

As nouns the difference between chert and obsidian

is that chert is massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral while obsidian is a type of black glass produced by volcanoes.

As an adjective obsidian is

black.

As a noun chert

is (geology|uncountable) massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral.

As a proper noun agate is

.

As nouns the difference between chert and arkose

is that chert is massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral while arkose is a sedimentary rock consisting of small fragments of feldspar and quartz similar to a coarse sand.

As nouns the difference between chert and quartz

is that chert is massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral while quartz is the most abundant mineral on the earth's surface, of chemical composition silicon dioxide, SiO₂. It occurs in a variety of forms, both crystalline and amorphous. Found in every environment.

As nouns the difference between chert and cheat

is that chert is (geology|uncountable) massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral while cheat is someone who cheats (informal: cheater).

As a verb cheat is

to violate rules in order to gain advantage from a situation.

As nouns the difference between chert and cert

is that chert is (geology|uncountable) massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral while cert is (informal) certificate.

As an abbreviation cert is

.