Pyrite. The only mineral from Mississippi Bob have seen in ...

Description: Pyrite. The only mineral from Mississippi Bob have seen in over 40 years of collecting... Selma Chalk Formation, Starkville, Mississippi, USA Specimens size: 3.2 x 2.5 cm. Photo: Bob Weaver Bob Weaver provided this photo to lead the Mississippi thread. I hope other people can supply more images of the Mississippi's minerals. Thanks Bob!