X35FYU Magnetite, Quartz (Var: Chalcedony), .
Magnetite, Quartz (Var: Chalcedony), Fluorapatite Specimen ID: X35FYU. Mineral(s) Magnetite: Fe 2+ Fe 3+ 2 O 4. Quartz (Var: Chalcedony) : SiO 2. Fluorapatite: Ca 5 (PO 4) 3 F. Locality. Mindat locality: Iron Springs Mining District, Iron Co., Ut, USA. Dimensions. 76mm x 47mm x 33mm × Previous Next Photos. Events. Photo added to " This very unique specimen has metallicdark ...