-
Pahoehoe Lava Surface
-
Banded Iron Formation
-
Pillow Basalts
-
Rock ID Video
-
Quartz
-
Pyrite
-
Olivine
-
Muscovite and Biotite Mica
-
Magnetite and Hematite
-
Potassium Feldspar
-
Hornblende Cleavage
-
Hornblende and Augite
-
Selenite Gypsum and Halite
-
Chert
-
Calcite
-
Plagioclase Feldspar
Search for ""