The silver of Nevada came in gray, glossy, fabulously valuable crusts on the ground, and during the silver rush of the late 1800s it was swiftly turned into bullion and currency. Nowadays none of it is left in its natural form: horn silver. Every once in a while I scan the Web looking for specimens of this historic mineral, but it seems to be extinct. Read about what it was like.
Carson City dollar Andrew Alden image