Bixbyite – Location: Solar Wind Mine – Thomas Range Juab Co. Utah. (see photo for more details). Here we have bixbyite crystals? from a fairly new location that we (topazminer) own and operate and have been developing over the last few years. We have a rhyolite matrix with a highly modified bixbyite crystal. Bixbyite is an (Fe Mn) Oxide. The bixbyite crystal is well-formed sharp and has a brilliant black metallic luster.