Diaspore - Wikipedia
WebDiaspore (/ ˈ d aɪ. ə ˌ s p ɔːr /) – also called diasporite, empholite, kayserite, or tanatarite – is an aluminium hydroxide oxide mineral, α-AlO(OH), crystallizing in the orthorhombic system and isomorphous with goethite.
Diaspore (botany) - Wikipedia
WebDiaspore of jimson weed Datura stramonium. In botany, a diaspore is a plant dispersal unit consisting of a seed or spore plus any additional tissues that assist dispersal. In some seed plants, the diaspore is a seed and fruit together, or a seed and elaiosome.
Diaspore: The gemstone Diaspore (Zultanite, Citrine) info
WebDetailed gemstone and jewelry information guide about the zultanite gemstone diaspore: information & pictures. Minerals.net Complete Information Guide to Rocks, Minerals, & Gemstones
Diaspore Value, Price, and Jewelry Information
Web0. Home Gemstones Diaspore Value, Price, and Jewelry Information. By Joel E. Arem, Ph.D., FGA. Diaspore is hard enough to make a durable jewelry stone, but the typical light brownish color is not easy to sell. Despite the large Turkish material, this is a very rare gemstone indeed. DIASPORE: Turkey (2.10).
Diaspore (Zultanite) | Properties, Formation, Occurrence » Geology
WebJun 13, 2023 · Diaspore, also known as Zultanite or Csarite, is a unique and relatively rare mineral that belongs to the oxide mineral group. It is valued for its remarkable color-changing properties and its use as a gemstone.
Diaspore: The mineral diaspore information and pictures
WebThe Mineral diaspore. Diaspore is one of the three component minerals of the economically important aluminum ore Bauxite. Though most forms of this mineral are not of much interest to the collector, large exceptional crystals unlike any others were found in Turkey in the 1950's in a commercial Bauxite deposit. This deposit has become the source ...
Diaspore: Mineral information, data and localities. - mindat.org
WebDiaspore Group. Name: Named in 1801 by Abbé Rene Just Haüy f rom the Greek διασπείρειυ, to scatter, in allusion to the usual decrepitaton in the blowpipe flame. Type Locality: ⓘ Mramorskoye (Mramorskii Zavod; Mramorsk Zavod), Kosoi Brod Village, Polevskoy, Sverdlovsk Oblast, Russia. Dimorph of:
Diaspore Gemstone: Properties, Meanings, Value & More
WebEdited - 1st Aug 2023. Found in Turkey, diaspore is a transparent, clear to pink or yellow gem known for its color-changing variety. Learn the properties, value, and history of diaspore!
The Color Origin of Gem Diaspore: Correlation to Corundum
WebMay 7, 2017 · Understanding the color origin of gem-grade diaspore could provide a scientific basis to guide its gemological testing, cutting, and valuation. This study uses ultraviolet-visible (UV-Vis) spectra and laser ablation–inductively coupled plasma–mass spectrometry (LA-ICP-MS) to examine the color origin of color-change diaspore and to …
Diaspore | Aluminum Oxide, Hydrated Alumina & Trigonal Structure
WebDiaspore, white or grayish, hard, glassy aluminum oxide mineral (HAlO2) that is associated with corundum in emery and is widespread in laterite, bauxite, and aluminous clays. It is abundant in Hungary, South Africa, France, Arkansas, and Missouri. Diaspore is dimorphous with boehmite (i.e., it has.
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