Geol. is a geology blog sharing the wonders of our planet, from rocks to tectonics, in simple and enjoyable ways. Explore and enjoy Earth’s fascinating stories!
Contributors
Hornblende
Hornblende is a group of inosilicate minerals in the amphibole family. Typically dark green to black in color, hornblende is rich in iron and magnesium, with traces of aluminum, calcium, and sodium.
More from Personal
ryanohousing
Thoughts, stories and ideas
Think Big. Be Bold.
Politics is always personal. Everything is connected. Art is our salvation.
Notes from the Bethune Cave
Rants, roars, and occasional notes on Canadian topics.
The View From Here
An American abroad muses on life here...and life back there...