Topic Navigator

Noun Tree | Nouns Groups | Verb Groups | Search

Parent Categories

entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

matter go
that which has mass and occupies space

substance go
the real physical matter of which a person or thing consists

material, stuff go
the tangible substance that goes into the makeup of a physical object

rock, stone
material consisting of the aggregate of minerals like those making up the Earth's crust

noun.substance

23 Subcategories

quartzite go
hard metamorphic rock consisting essentially of interlocking quartz crystals
road metal go
broken rock used for repairing or making roads
sedimentary rock go
rock formed from consolidated clay sediments
sial go
the granitelike rocks that form the outermost layer of the earth's crust
sima go
rock that form the continuous lower layer of the earth's crust
metamorphic rock go
rock altered by pressure and heat
gravel, crushed rock go
rock fragments and pebbles
caliche go
nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru
shingling go
(geology) sediment in which flat pebbles are uniformly tilted in the same direction
pumice, pumice stone go
a light glass formed on the surface of some lavas
aphanite go
fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye
claystone go
fine-grained rock consisting of compacted clay particles
dolomite go
a kind of sedimentary rock resembling marble or limestone but rich in magnesium carbonate
emery stone, emery rock go
a mixture of emery dust and a binder
conglomerate, pudding stone go
a composite rock made up of particles of varying size
fieldstone go
stone that occurs naturally in fields
greisen go
a granitic rock composed of quartz and mica
tufa, calc-tufa go
a soft porous rock consisting of calcium carbonate deposited from springs rich in lime
magma go
molten rock in the earth's crust
igneous rock go
rock formed by the solidification of molten magma
limestone go
a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals
marble go
a hard crystalline metamorphic rock that takes a high polish
matrix go
(geology) amass of fine-grained rock in which fossils, crystals, or gems are embedded