Match the letter of the rock/mineral picture to the correct name. Each answer is
worth 1 point for a total of 20 points.
Magnetite
Calcite
Sulfur
Sandstone
Obsidian
Granite
Diamond
Conglomerate
Basalt
Mica
Fluorite
Feldspar
Gneiss
Ruby
Pyrite
Chert
Quarts
Limestone
Marble
Shale