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- Jimthompsonite abstract "Jimthompsonite is a magnesium iron silicate mineral with formula: (Mg,Fe2+)5Si6O16(OH)2. It is a triple chain silicate (or inosilicate) along with clinojimthompsonite and chesterite. They were described in 1977 by Burham and Veblen. They attracted great mineralogical attention because they were the first examples of new chain silicate structures among a large group known as biopyriboles whose name is derived from the words biotite, pyroxene, and amphiboles.James B. Thompson, Jr. postulated the existence of the new biopyroles in 1970. The theory proved correct when jimthompsonite, clinojimthompsonite and chesterite were discovered in the Carlton Quarry in Windsor County, Vermont in 1977.The new minerals are found intergrown with the amphiboles anthophyllite and cummingtonite in sprays up to 5 cm long. They are all colorless to pale pinkish-brown and transparent. As for pyroxene and amphiboles, the type of chain structure dictates the angle between the two distinctive cleavages.The cleavages of jimthompsonite are at 142 degrees and 38 degrees, and 135 degrees and 45 for chesterite; compared to the cleavage angles of pyroxene at about 94 degrees and 86 degrees and amphibole about 124 and 56 degrees.".
- Jimthompsonite thumbnail Jimthompsonite-chain.png?width=300.
- Jimthompsonite wikiPageExternalLink geology-word-of-the-week-j-is-for-jimthompsonite.
- Jimthompsonite wikiPageID "34050455".
- Jimthompsonite wikiPageLength "5611".
- Jimthompsonite wikiPageOutDegree "33".
- Jimthompsonite wikiPageRevisionID "678228798".
- Jimthompsonite wikiPageWikiLink Amphibole.
- Jimthompsonite wikiPageWikiLink Anthophyllite.
- Jimthompsonite wikiPageWikiLink Biotite.
- Jimthompsonite wikiPageWikiLink Cambridge,_Massachusetts.
- Jimthompsonite wikiPageWikiLink Category:Articles_created_via_the_Article_Wizard.
- Jimthompsonite wikiPageWikiLink Category:Inosilicates.
- Jimthompsonite wikiPageWikiLink Category:Orthorhombic_minerals.
- Jimthompsonite wikiPageWikiLink Chesterite.
- Jimthompsonite wikiPageWikiLink Crystal_system.
- Jimthompsonite wikiPageWikiLink Cummingtonite.
- Jimthompsonite wikiPageWikiLink Gypsum.
- Jimthompsonite wikiPageWikiLink H-M_symbol.
- Jimthompsonite wikiPageWikiLink Harvard_University.
- Jimthompsonite wikiPageWikiLink Hermann–Mauguin_notation.
- Jimthompsonite wikiPageWikiLink Inosilicate.
- Jimthompsonite wikiPageWikiLink Inosilicates.
- Jimthompsonite wikiPageWikiLink Iron.
- Jimthompsonite wikiPageWikiLink James_Burleigh_Thompson,_Jr..
- Jimthompsonite wikiPageWikiLink Magnesium.
- Jimthompsonite wikiPageWikiLink Orthorhombic.
- Jimthompsonite wikiPageWikiLink Orthorhombic_crystal_system.
- Jimthompsonite wikiPageWikiLink Petrologist.
- Jimthompsonite wikiPageWikiLink Petrology.
- Jimthompsonite wikiPageWikiLink Pyroxene.
- Jimthompsonite wikiPageWikiLink Quarry.
- Jimthompsonite wikiPageWikiLink Silicate.
- Jimthompsonite wikiPageWikiLink Silicate_mineral.
- Jimthompsonite wikiPageWikiLink Silicate_minerals.
- Jimthompsonite wikiPageWikiLink Silicon.
- Jimthompsonite wikiPageWikiLink Space_group.
- Jimthompsonite wikiPageWikiLink Talc.
- Jimthompsonite wikiPageWikiLink Vermont.
- Jimthompsonite wikiPageWikiLink Windsor_County,_Vermont.
- Jimthompsonite wikiPageWikiLinkText "Jimthompsonite".
- Jimthompsonite wikiPageWikiLinkText "jimthompsonite".
- Jimthompsonite 2v "62".
- Jimthompsonite birefringence "δ = 0.028".
- Jimthompsonite caption "Jimthompsonite structure".
- Jimthompsonite category Inosilicates.
- Jimthompsonite category Silicate_minerals.
- Jimthompsonite cleavage "Perfect on {210} with 38° and 142° intersecting angle".
- Jimthompsonite color "Colorless to very light pinkish brown".
- Jimthompsonite formula "5".
- Jimthompsonite gravity "3.02".
- Jimthompsonite habit "Radiating sprays and fibrous intergrowths".
- Jimthompsonite hasPhotoCollection Jimthompsonite.
- Jimthompsonite mohs "2".
- Jimthompsonite name "Jimthompsonite".
- Jimthompsonite opticalprop "Biaxial".
- Jimthompsonite refractive "nα = 1.605 nβ = 1.626 nγ = 1.633".
- Jimthompsonite strunz "9".
- Jimthompsonite symmetry H-M_symbol.
- Jimthompsonite symmetry Hermann–Mauguin_notation.
- Jimthompsonite symmetry "Orthorhombic dipyramidal".
- Jimthompsonite symmetry "Space group: P bca".
- Jimthompsonite system Orthorhombic.
- Jimthompsonite system Orthorhombic_crystal_system.
- Jimthompsonite unitCell "a = 18.626 Å, b = 27.23 Å, c = 5.297 Å; Z=8".
- Jimthompsonite wikiPageUsesTemplate Template:Cite_journal.
- Jimthompsonite wikiPageUsesTemplate Template:Infobox_mineral.
- Jimthompsonite wikiPageUsesTemplate Template:Reflist.
- Jimthompsonite subject Category:Articles_created_via_the_Article_Wizard.
- Jimthompsonite subject Category:Inosilicates.
- Jimthompsonite subject Category:Orthorhombic_minerals.
- Jimthompsonite hypernym Mineral.
- Jimthompsonite type ChemicalSubstance.
- Jimthompsonite type Mineral.
- Jimthompsonite type Silicate.
- Jimthompsonite type ChemicalObject.
- Jimthompsonite type Thing.
- Jimthompsonite type Q7946.
- Jimthompsonite comment "Jimthompsonite is a magnesium iron silicate mineral with formula: (Mg,Fe2+)5Si6O16(OH)2. It is a triple chain silicate (or inosilicate) along with clinojimthompsonite and chesterite. They were described in 1977 by Burham and Veblen. They attracted great mineralogical attention because they were the first examples of new chain silicate structures among a large group known as biopyriboles whose name is derived from the words biotite, pyroxene, and amphiboles.James B. Thompson, Jr.".
- Jimthompsonite label "Jimthompsonite".
- Jimthompsonite sameAs Jimthompsonite.
- Jimthompsonite sameAs m.0hq_j6j.
- Jimthompsonite sameAs Q3808448.
- Jimthompsonite sameAs Q3808448.
- Jimthompsonite wasDerivedFrom Jimthompsonite?oldid=678228798.
- Jimthompsonite depiction Jimthompsonite-chain.png.
- Jimthompsonite isPrimaryTopicOf Jimthompsonite.
- Jimthompsonite name "Jimthompsonite".