15dm412 ((MAGNETITE)), $10 MINIMUM BID, Twin Peaks, Millard County, utah, 6 x 4 x 3.5 cm, Miniature, | |
A fine specimen with octahedral crystals of Magnetite seen in the photos. Most of the specimens from Twin Peaks are Martite aka Hematite pseudomorphs after Magnetite. They are also on a light colored rhyolite matrix. Here Magnetite was probably collected by Gerry Austin. ex Dennis McMurdie collection, ex Granite minerals (Gerry Austin). |