What do jasper. agate, opal, and quartz all have in common?
They are all made up of silicon dioxide ( SiO2 ).
Learn more about this prevalent element that makes up 28% of the Earth" crust, and the minerals that are composed of SiO2.
Join us for this informative program with
Frank Van Hecke from Nevada County Gem and Mineral Society.
Where he will be sharing actual specimens for viewing and offer
Q&A at the end of the program.
