Specimen Number35-9-014Alternate Number57-6-6CommentsSemi-massive vivianite in tan, crumbly matrix, should XRD both matrix (to ID) and dark phase (to confirm vivianite).In Teaching CollectionNoMineral(s)vivianitequartzRock Namemineralized veinDistrictBoliviaMineSiglo VeinteExternal LinkMindatGeo-Location620 level.Deposit TypeVeinGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience
35-9-014: mineralized vein - Bolivia District - Siglo Veinte Mine. Franklin College Collections, accessed 13/11/2026, https://digitalcollections.franklin.uga.edu/nodes/view/54757