Download these files to keep your own copy of the UMN mineral database! (check back periodically for updates) DB files: MineralCollectionandImages_8-25-2011_0.csv MineralCollectionandImages_8-25-2011_0.xls MineralCollectionandImages_8-25-2011_0.xlsx DDR_collection_4-24-2012_0.csv DDR_collection_4-24-2012_0.xls DDR_collection_4-24-2012_0.xlsx