#silicondioxide — Public Fediverse posts

#Carnelian is a form of #chalcedony whose amber, brown, and even green hues are caused by inclusions of iron oxide and other #silicate #minerals.
Carnelian is another form of #silicondioxide besides quartz.

Buy a print or other merchandise https://heronfox.pixels.com/featured/small-carnelian-specimens-in-a-glass-2-heron-and-fox.html

#Crystal, #SiO2, #Mineralogy, #Geology, #Macro, #MacroPhotography, #Photograph