Wausau Intrusive Complex, Marathon County, Wisconsin, USA | β Aegirine, β Agrellite, β Albite, β Almandine, β Anatase, β Anhydrite, β Arsenopyrite, β Augite, β Baryte, β Bavenite, β Bertrandite, β Beryl, β Biotite, β Boulangerite, β Brookite, β Calaverite, β Calcite, β Cheralite, β Chlorite Group, β Columbite-Tantalite, β Cookeite, β Fluorapatite, β Galena, β Goethite, β Gold, β Grossular, β Hematite, β Hisingerite, β Ilmenite, β Jamesonite, β Lepidocrocite, β Microcline, β Microlite Group, β Miserite, β Monazite, β Opal, β Opal-AN, β Parisite, β Phenakite, β Quartz, β RomanΓ¨chite, β Rutile, β Sanidine, β Schorl, β Siderite, β Sphalerite, β Stibiconite, β Stilpnomelane, β Synchysite Group, β Titanite, β Tourmaline, β Xenotime-(Y), β Zircon |