Chalcedony vs. Chert

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Difference Between Chalcedony and Chert
Chalcedonynoun
A form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally.
Chertnoun
Massive, usually dull-colored and opaque, quartzite, hornstone, impure chalcedony, or other flint-like mineral.
Chalcedonynoun
a milky or grayish translucent to transparent quartz
Chertnoun
(countable) A flint-like tool made from chert.
Chertnoun
variety of silica containing microcrystalline quartz
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