Fluorescent Mineral Database A new secret project! Trying to create a nice Fluorescent Mineral Database (FMDB), which would be searchable by mineral, locality, and luminescence properties. Also making it easy for people to contribute with their own specimens! Back to Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USAAnnie Creek, Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USAMetauranocircite - Annie Creek, South Dakota FMDB Home Page Submit a new specimen! My Collection
