science test words April,13,2018

Term
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mineral
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Terms in this set (23)
mineral
a solid inorganic substance of natural occurrence.
igneous
having solidified from lava or magma.
relating to or involving volcanic processes.
metamorphic
denoting rock that has undergone transformation by heat, pressure, or other natural agencies,
sedimentary
(of rock) that has formed from sediment deposited by water or air.
inoranic
not consisting of or deriving from living matter.
organic
natural matter or compounds with a carbon base,
abundant
existing or available in large quantities; plentiful.
magma
hot fluid or semifluid material below or within the earth's crust from which lava and other igneous rock is formed by cooling.
lava
hot molten or semifluid rock erupted from a volcano or fissure, or solid rock resulting from cooling of this.
extrusive
relating to or denoting rock that has been extruded at the earth's surface as lava or other volcanic deposits.
intrusivebelow the earths crustfelsicrelating to or denoting a group of light-colored minerals including feldspar, feldspathoids, quartz, and muscovite.maficrelating to, denoting, or containing a group of dark-colored, mainly ferromagnesian minerals such as pyroxene and olivine.vesiculara word describing texture of rocks.plutonicrelating to or denoting igneous rock formed by solidification at considerable depth beneath the earth's surface.volcanicbursting out or liable to burst out violently.solidificationfreezingmolten(especially of materials with a high melting point, such as metal and glass) liquefied by heat.lusterlight interacts with the surface of a crystal, rock, or mineral.cleavagethe splitting of rocks or crystals in a preferred plane or direction.fracturea geologic formation, such as a joint or a fault that divides the rock into two or more pieces.mohsmeasure the relative hardness of a mineral by its resistance to scratching.streakThe colour of a mineral when powdered and observed against an unglazed white porcelain plate.