[Rockhounds] Need help with Mineral ID

[Wes Lingerfelt]

http://www.flickr.com/photos/wirewrap/sets/72157619389520369/

Does anyone out there recognize this mineral? I think it is Manganoan Calcite. It has Pyrite scattered all over it and it Fluoresces deep Raspberry Red under short wave UV. Any help will be appreciated.
Wes Lingerfelt

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