WebMineralpedia Details for Marialite Marialite Formula (Na,Ca)4(Si,Al)12O24(Cl,CO3,SO4) Crystal System Tetragonal Cleavage Distinct, Distinct, None Luster Vitreous - Pearly … http://www.classicgems.net/gem_marialite.htm

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Marialite is a silicate mineral with a chemical formula of Na4Al3Si9O24Cl if a pure endmember or Na4(AlSi3O8)3(Cl2,CO3,SO4) with increasing meionite content. Marialite is a member of the scapolite group and a solid solution exists between marialite and meionite, the calcium endmember. It is a … See more Marialite has tetragonal crystallography and a 4/m crystal class. It has a 4 fold rotation with 90° mirror planes. Crystals are usually prismatic with prominent forms of prisms and dipyramids. Marialite belongs to … See more Marialite was first described in 1866 for an occurrence in the Phlegrean Volcanic complex, Campania, Italy. It was named by German mineralogist See more WebJul 29, 2024 · A fantastic, 100% GEM QUALITY / WATER CLEAR, soft yellow color, striated prismatic crystal of Marialite Scapolite from the Morogoro Region, Tanzania. One of the cool things about gem quality Scapolite crystals is that, the color is much stronger when viewing the crystal down the "c" axis. hoffitis seram

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WebA rare mineral and often considered a collector's gemstone Marialite is a variety of scapolite. First discovered in 1866 Marialite was discovered by Gerhard vom Rath a German mineralogist. He named his find after his wife Maria. This gem is a variety of scapolite that is rich in sodium content. WebMarialite 3NaAlSi3O8²NaCl °c 2001 Mineral Data Publishing, version 1.2 Crystal Data: Tetragonal. Point Group: 4=m: Crystals prismatic, typically with °at pyramidal … WebMarialite - RRUFF Database: Raman, X-ray, Infrared, and Chemistry Search RRUFF Sample Data Search Results Sort By: Enter search criteria or leave all the fields blank to retrieve all available data. hoffis bildart