Sea Jasper
Unregistered commercial name used for a multicolored silicified rhyolite or tuff from central Madagascar. In this originally volcanic rock, quartz or chalcedony and feldspar have…
Tag: ocean jasper
Ocean Jasper™
Commercially registered trade name used for a multicolored silicified rhyolite or tuff from Madagascar. In this originally volcanic rock, quartz or chalcedony and feldspar have…
Live session #28 Jasper
Recorded live session in which I discuss different types of jasper and show beautiful examples of them. Besides the well-known red and yellow jasper, I…
