Presentation :
Names) :
Chalcedony.
Etymology:
Chalcedony: Named after the vanished city of Chalchedon in Asia Minor.
Group, Family:
Quartz Family (Microcrystalline/C...
Presentation :
Names) :
Chalcedony.
Etymology:
Chalcedony: Named after the vanished city of Chalchedon in Asia Minor.
Group, Family:
Quartz Family (Microcrystalline/C...
Presentation :
Names) :
Chalcedony.
Etymology:
Chalcedony: Named after the vanished city of Chalchedon in Asia Minor.
Group, Family:
Quartz Family (Microcrystalline/C...
Presentation :
Names) :
Chalcedony.
Etymology:
Chalcedony: Named after the vanished city of Chalchedon in Asia Minor.
Group, Family:
Quartz Family (Microcrystalline/C...
Presentation :
Names) :
Chalcedony.
Etymology:
Chalcedony: Named after the vanished city of Chalchedon in Asia Minor.
Group, Family:
Quartz Family (Microcrystalline/C...
Presentation :
Names) :
Selenite.
Etymology :
From the Greek σελήυη, for "moon," alluding to the mineral's white, moon-like reflections, or to the quality of light transmitted th...
