Ultra Hematitic Rose Rock | Oklahoma Fluorite They are the oldest living

They are the oldest living fossil

is weakly to moderately magnetic and has a Mohs hardness of 5

and as always… this is one specimen best admired

Citrine or Heat-treated amethyst (HTA) typically shows a deep

Ultra Hematitic Rose Rock | Oklahoma Fluorite They are the oldest livingThese dark red violet rose rocks consist of sandy crystals of barite (barium sulfate) in petal like clusters that resemble a rose in full bloom. These specimens are richer in iron than normal barite roses, giving them their unique coloring. Deposited approximately 250 million years ago during the Permian Period. The rose rocks are found in Oklahomas Garber sandstone formations. Because the barite is more durable than the sandstone, the rosettes erode