Any natural deposit forming a part of the earth's crust, whether
consolidated or not, including sand, earth, clay, etc., when in
natural beds. a naturally formed substance consisting of one or
more minerals. solid piece of geological material. May be a
mineral or a gem or a leaverite. An aggregate of one or more
minerals that forms an appreciable part of the lithosphere. Any
material that makes up a large, natural, continuous part of
earth's crust. See igneous rock, metamorphic rock, mineral,
sedimentary rock. A well-consolidated or lithified assemblage of
grains of one or more minerals. Rocks are formed through igneous
including hydrothermal, sedimentary, or metamorphic processes. a
combination of mineral matter of various compositions A hard
mass consisting of minerals. (4) naturally formed, solid mass of
one or more minerals, amorphous inorganic matter or organic
matter. See also lithify. Material made of an aggregate of
minerals formed from solidified magma (igneous rock), by the
recrystallization of pre-