Specimen Number31-5-002Alternate Number56-22-1CommentsLayered chromite, lizardite, and opal. Difficult to find published patterns of opal, the d-spacings in XRD pattern below that are likely associated with opal are 4.27818, 4.11945, and 2.49960.In Teaching CollectionNoMineral(s)chromitelizarditeopalRock NameCr oreDistrictKlamath RiverMineSeiadExternal LinkMindatDeposit TypeAlpine peridotiteGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience
31-5-002: Cr ore - Klamath River District - Seiad Mine. Franklin College Collections, accessed 13/11/2026, https://digitalcollections.franklin.uga.edu/nodes/view/53196