a substance that cannot be broken into simpler substances by ordinary chemical means
the number of protons in a nucleus
atoms of an element that have different masses
the sum of the numbers of protons and neutrons in that isotope
a substance that contains atoms of two or meore elements that are chemically combined
two or more atoms held together by covalent bonds
an electrically charged atom
an element that loses electrons easily to form positive ions
an element that gains electrons easily to form a negative ion
has the following characteristics:
-it occurs naturally
-it is solid
-It has a definite chemical composition
-its atoms are arranged in an orderly pattern
-it is inorganic (was never alive)
a regular geometric solid with smooth surfaces called crystal faces
minerals that are compounds including silicon and oxygen
four oxygen atoms packed closely around a silicon atom
(the basic building block for a silicate
the tendency of a mineral to split along definite planes
the study of minerals and their properties
quarts, feldspar, mica and calcite
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