🪨 Cassiterite
Tin oxide mineral, the primary ore of tin. Found in Alabama's pegmatite deposits and other locations in the US.
Best Places to Find Cassiterite
Millsite Tin Mine
Rockford, Alabama · Fee Dig
Historic tin mine 1 mile NE of Rockford in Coosa County. Produces cassiterite, apatite, epidote, garnet, lepidolite, topaz, tourmaline, and sillimanit...