⌕
Minerals
Gemstones
Varieties
Birthstones
Research
Glossary
Search
⌕
Advertisement
Glossary
›
Cryptocrystalline
Glossary
Cryptocrystalline
Composed of tiny, microscopic
crystal
s.
See also
microcrystalline
.
Chalcedony
, the Cryptocrystalline Variety of
Quartz