Presentation :
Names) :
Sardonyx (variety of chalcedony / variety of agate).
Etymology:
Named after the city of Sardis in Asia Minor.
Group, Family:
Quartz F...
Presentation :
Names) :
Sardonyx (variety of chalcedony / variety of agate).
Etymology:
Named after the city of Sardis in Asia Minor.
Group, Family:
Quartz F...
Presentation :
Names) :
Natrolite, Mesolite and Scolecite.
Etymology:
Natrolite: From the Latin natrium=sodium/soda and the Greek lithos=stone (Klaproth, 1803) | Mesolite:...
