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Empirical Formula: Li 2 Mg 2 Fe 2+ Al 2 (Si 8 O 22 ) (OH) 2. Environment: Crystals in a pegmatite. Dimorphous with magnesioholmquistite, forms a series with clinohomquistite and ferroclinoholmquistite. IMA Status: Discredited IMA (1997,2005) Locality: Unspecified locality in Siberia, Russia.
Comments: Dark blue fibrous clinoholmquistite with radiating structure, variety magnesioclinoholmquistite. Clinoholmsquitite may be a new aphibole, fluoro-sodic-pedrizite.. Location: Near Murun, Republic of Sakha, Siberia, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species.
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Name: Originally named for its relationship to holmquistite. A Mixture Of: Fluoro-pedrizite, Tremolite. Originally reported from Tastyg Spodumene Deposit, Tuva Republic, Eastern-Siberian Region, Russia.
Magnesioclinoholmquistite. This page is currently not sponsored. Click here to sponsor this page. Formula: {Li2} {Mg3Al2} (Si8O22) (OH)2. Synonym: A synonym of Clino-holmquistite. A discontinued amphibole name. Hide all sections | Show all sections.
General Magnesioholmquistite Information. Chemical Formula: Li2 (Mg,Fe++)3Al2Si8O22 (OH)2. Composition: Molecular Weight = 782.99 gm. Lithium 1.77 % Li 3.82 % Li 2 O. Magnesium 6.21 % Mg 10.30 % MgO. Aluminum 6.89 % Al 13.02 % Al 2 O 3. Iron 7.13 % Fe 9.18 % FeO. Silicon 28.70 % Si 61.39 % SiO 2. Hydrogen 0.26 % H 2.30 % H 2 O. Oxygen 49.04 % O.
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