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my lest stack of 2nd

science

QuestionAnswer
mineral A naturally occurring inorganic solid that has a crystal structure and a define chemical composition.
inorganic Not formed from living things or the remain of living things.
crystal A solid in which the atoms are arranged in a paternity that repeats again and again.
luster The way minerals reflect light from its surface.
streak The color of a minerals powder.
Mohs hardness scale A scale ranking ten minerals from softest to hardest in testing the hardness of minerals
cleavage A minerals ability to split easily along flat surfaces.
fracture The way a mineral looks when it breaks apart in an irregular way a break in a bone
geode A hollow rock inside which mineral crystals have grown.
crystallization The process by which atoms are arranged to form a structure as a crystal.
solution A mixture containing a solvent and at least one solute that has the same properties throughout a mixture in which one substance is dissolved in another.
vein A narrow deposit of a mineral that is sharply different from the surrounding rock. A blood vessel that carries blood back to the heart.
Rock forming mineral Any of the common minerals that make up most of the rocks on Earth's crust.
granite A usually light colored igneous rock that is found in continental crust.
basalt A dark dense igneous rock with a fine texture found in oceanic crust.
grain The particles of minerals or other rocks that give a rock its texture.
texture The look and feel of a rocks surface determined by size, shape, and pattern of a rocks grains.
igneous rock A type of rock that forms from the cooling of molten rock at or below the surface.
Sedimentary rock A type of rock that forms when particles of other rocks and the remains of plants and animals are pressed and cemented together.
metamorphic rock A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions.
extrusive rock Igneous rocks that form from lava on Earths surface.
intrusive rock Igneous rock that forms when magma hardens beneath Earth's surface.
Created by: user-1975219
 

 



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