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Collection of various fluorescent minerals under UV-A, UV-B and UV-C light. Cool looking picture, but also encyclopedic. I had no idea about the range of fluoresing rocks. It appears in Fluorescence and Ultraviolet. It was created by User:Hgrobe. Nominate and support. - Ravedave (help name my baby) 04:58, 3 October 2006 (UTC) support.
Pages in category "Fluorine minerals" The following 41 pages are in this category, out of 41 total. This list may not reflect recent changes. A. Acuminite; Apophyllite;
Fluorescent minerals emit visible light when exposed to ultraviolet. Fluorescent marine organisms Fluorescent clothes used in black light theater production, Prague Fluorescence is one of two kinds of photoluminescence , the emission of light by a substance that has absorbed light or other electromagnetic radiation .
Optical properties of common minerals Name Crystal system Indicatrix Optical sign Birefringence Color in plain polars Anorthite: Triclinic: Biaxial (-) 0.013
This is a list of minerals which have Wikipedia articles. Minerals are distinguished by various chemical and physical properties. Differences in chemical composition and crystal structure distinguish the various species .
It looks like Aurora Borealis shooting over a mountain range, but it's not.. This is a photograph of a gemstone taken under a microscope. If you're thinking, "I could look at these breath taking ...
Fluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF 2. It belongs to the halide minerals. It crystallizes in isometric cubic habit, although octahedral and more complex isometric forms are not uncommon. The Mohs scale of mineral hardness, based on scratch hardness comparison, defines value 4 as fluorite. [6]
De Ment, Jack (1949), Handbook of Fluorescent Gems and Minerals – An Exposition and Catalog of the Fluorescent and Phosphorescent Gems and Minerals, Including the Use of Ultraviolet Light in the Earth Sciences, Mineralogist Publishing Company. DeWoskin, Kenneth J. and James Irving Crump, trs.