especially because Arizona as a whole is renowned for producing some of the world’s finest wulfenite

Specimen Size:  Thumbnail-Sized

Don't miss your chance to add this rarely offered and historical location to your collection

It weighs 2 grams

Its dimensions are 28x27x4mm

Muscovite var. Ball Peen Mica | Perky Box Specimen | Rare | Branchville, Connecticut observed fall meteorite especially because Arizona as aThis is a natural "Ball Peen" Mica specimen from Branchville, Connecticut. Instead of forming flat, book like sheets as muscovite usually does, mica specimens from the Branchville Mica Mine develop a rounded, bulbous termination resembling the rounded end of a ball peen hammer, from which its name is derived. The Branchville Mica Mine, which has been inactive since 1944 and is mostly flooded, is one of the most historically important mineral