Chalcedony is a type of quartz. It comes in different colors, but it is often gray or milky white.
Chalcedony
From Tyndale Bible Dictionary, adapted by Mission Mutual. CC BY-SA 4.0.
Chalcedony is a type of quartz. It comes in different colors, but it is often gray or milky white.
From Tyndale Bible Dictionary, adapted by Mission Mutual. CC BY-SA 4.0.