quartz
English Dictionary
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quartz Definition
(n)
colorless
glass
made
of
almost
pure
silica
(n)
a
hard
glossy
mineral
consisting
of
silicon
dioxide
in
crystal
form
;
present
in
most
rocks
(
especially
sandstone
and
granite
);
yellow
sand
is
quartz
with
iron
oxide
impurities
quartz Synonyms
crystal
lechatelierite
quartz
quartz glass
vitreous silica
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