Specimen Number21-6-049Comments Crowe research collection, C. Schrader MS thesis.Fresh porphyritic latite with 0.8 mm quartz vein.In Teaching CollectionNoMineral(s)quartzplagioclasek-sparhornblendeRock NamelatiteDistrictBristol BayMineSillExternal LinkMindatGeo-LocationDDH 19, 532.0'Deposit TypeEpithermal Low SulfidationGeo-Coords[1] Reference MaterialACL-156: Berg, H.C. and Cobb, E.H., 1967, Metalliferous Lode Deposits of Alaska; U.S. Geol. Surv. Bull. 1246, Washington, D.C., 254 p.
Schrader, C.M., 2001, Geochronology and Geology of the Pebble Cu-Au-Mo Porphyry and the Sill Au-Ag Epithermal Deposits, Southwest Alaska; University of Georgia MS thesis, 109 p.
Tracy, B.J., 2001, Geology and Ore Fluid Geochemistry of the Pebble Cu-Au Porphyry Deposit, Southwest Alaska; University of Georgia MS thesis, 148 p.
21-6-049: latite - Bristol Bay District - Sill Mine. Franklin College Collections, accessed 08/11/2025, https://digitalcollections.franklin.uga.edu/nodes/view/52596