Key Terms and Concepts

anion

atomic mass

atomic number

bedding

biological sediment

carbonate

cation

chemical sediment

cleavage

color

contact metamorphism

covalent bond

crystal

crystal habit

crystallization

density

disseminated deposit

electron sharing

electron transfer

erosion

fracture

grain

hardness

hydrothermal solution

igneous rock

ion

ionic bond

isotope

lithification

luster

magma

metallic bond

metamorphic rock

mineral

mineralogy

Mohs scale of hardness

ore

oxides

polymorph

87

precipitate

regional metamorphism

rock

rock cycle

sediment

sedimentary rock

silicate

siliciclastic sediment

specific gravity

streak

sulfate

sulfide

texture

trace element

vein

weathering