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Fossils of the Harrana Fauna and the Adjacent Areas
lagoonal (1)
Since antiquity
Search for other: Lunar meteorites Comments: Approved 28 Mar 2017 Writeup Writeup from MB 106:
21675 - Museum Grade Perfect Fluorite Crystals on Matrix Hameda Fluorite Mine South Morocco Dinosaur Age Mammals Fossils of the Harrana FaunaFluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF2. It belongs to the halide minerals. It crystallizes in isometric cubic habit, although octahedral and more complex isometric forms are not uncommon. Fluorite is a colorful mineral, both in visible and ultraviolet light, and the stone has ornamental and lapidary uses. Industrially, fluorite is used as a flux for smelting, and in the production of certain glasses and enamels.
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