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brannockite

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Journal Article
Published: 01 March 2016
European Journal of Mineralogy (2016) 28 (1): 153–161.
...Markus B. Raschke; Evan J. D. Anderson; Julien Allaz; Henrik Friis; Joseph R. Smyth; Rudy Tschernich; Randy Becker Abstract A second locality of the milarite-group mineral brannockite (ideally KLi 3 Sn 2 Si 12 O 30 ) has been discovered at Liberty Bell/Washington Pass in the peralkaline granite...
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Journal Article
Published: 01 June 1988
American Mineralogist (1988) 73 (5-6): 595–600.
...Thomas Armbruster; Roland Oberhaensli Abstract The crystal structures of sugilite, Na 2 K(Fe 3+ ,Mn 3+ ,Al) 2 Li 3 Si 12 O 30 , a = 10.009(2) Å, c = 14.006(3) Å, from the Wessels mine, Kalahari (South Africa), and brannockite, KSn 2 Li 3 Si 12 O 30 , a = 10.002(2) Å, c = 14.263(3) Å from the Foote...
Image
(a) <span class="search-highlight">Brannockite</span> cluster on microcline from Liberty Bell&#x2F;Washington Pass, Go...
Published: 01 March 2016
Fig. 1 (a) Brannockite cluster on microcline from Liberty Bell/Washington Pass, Golden Horn Batholith, Washington, USA, with schematic drawing of idealized hexagonal morphology (inset). Distinct crystal habit of brannockite from the type locality Foote Mine, Kings Mountain, North Carolina (b
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Crystal structure of <span class="search-highlight">brannockite</span> in two crystallographic orientations. (onl...
Published: 01 March 2016
Fig. 3 Crystal structure of brannockite in two crystallographic orientations. (online version in colour)
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Ternary diagram comparing data from this study and literature in the branno...
Published: 01 March 2016
Fig. 5 Ternary diagram comparing data from this study and literature in the brannockite (Sn), sogdianite (Zr), and berezanskite (Ti) compositional field.
Image
Backscattered-electron image of Washington Pass <span class="search-highlight">brannockite</span> crystal #1 (a)....
Published: 01 March 2016
Fig. 2 Backscattered-electron image of Washington Pass brannockite crystal #1 (a). Elemental maps of area indicated in (a, blue dashed line) of Na (b), Zr (c), Al (d), and Fe (e). Corresponding line traces (f) along z-direction and signal averaged along the x-direction as indicated (dashed area
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<span class="search-highlight">Brannockite</span> chemistry. (a) Positive correlation of (Al 3+  + Fe 3+ )  vs . ...
Published: 01 March 2016
Fig. 4 Brannockite chemistry. (a) Positive correlation of (Al 3+ + Fe 3+ ) vs . (Na + + K + − 1). (b) Negative correlation of (Al 3+ + Fe 3+ + Na + + K + − 1) vs . ∑ (A 4+ − 12) including Si 4+ . (c) Negative correlation of (∑A 3+/4+ + Mg 2+ + Mn 2+ + Si 4+ − 12) vs . Sn 4
Journal Article
Published: 01 January 2016
The Canadian Mineralogist (2016) 54 (1): 33–48.
... minerals. Bulgakite is a new mineral from the Darai-Pioz alkaline massif in the upper reaches of the Darai-Pioz river, in the area of the joint Turkestansky, Zeravshansky, and Alaisky ridges, Tajikistan. Bulgakite was found in fenitized amphibole–quartz–feldspar rock with brannockite, sogdianite...
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Journal Article
Published: 01 April 1990
American Mineralogist (1990) 75 (3-4): 409–414.
... > ν ; X ≃ b , Y ≃ [100], Z ≃ c . Lithiomarsturite occurs at the Foote mine in North Carolina as 1- to 3-mm-diameter euhedral crystals (forms {100}, {010}, and {001}) in vugs in pegmatite with albite, fluorapatite, bavenite, brannockite, parsettensite, and tetrawick-manite crystals. Copyright © 1990...
Journal Article
Published: 01 August 2000
The Canadian Mineralogist (2000) 38 (4): 853–859.
... for sogdianite) compensates for the lack of bond-valence incident from the B site. A small decrease in the T (2)–O bond slightly increases the bond-valence to O(3) and compensates for the vacancy at the B site. The same dependence of the T (2)–O bond on the B -site population for sugilite and brannockite...
FIGURES
Journal Article
Published: 01 August 2016
Mineralogical Magazine (2016) 80 (5): 733–738.
... in sogdianite ( Sokolova et al. , 2000 ). Figure 2 shows the variation in < C –O> distance as a function of the Na content of the B site in berezanskite (this work), brannockite ( Armbruster and Oberhänsli, 1988 ), sogdianite ( Cooper et al. , 1999 ; Sokolova et al. , 2000 ) and sugilite...
FIGURES
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Angular distortions for  A  and  T 2 plotted with the distortion indices DI...
Published: 01 August 2011
et al . 1999 ), klöchite (klö: this study), brannockite (bra) and sugilite (sug: Armbruster & Oberhänsli 1988 ), merrihueite (mrh: Dodd et al . 1965 ), roedderite (roe: Armbruster 1989 ), trattnerite (tra: Postl et al . 2004 ), poudretteite (pou: Grice et al . 1987 ), milarite (mil
Journal Article
Published: 01 August 2011
The Canadian Mineralogist (2011) 49 (4): 1115–1124.
... et al . 1999 ), klöchite (klö: this study), brannockite (bra) and sugilite (sug: Armbruster & Oberhänsli 1988 ), merrihueite (mrh: Dodd et al . 1965 ), roedderite (roe: Armbruster 1989 ), trattnerite (tra: Postl et al . 2004 ), poudretteite (pou: Grice et al . 1987 ), milarite (mil...
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Journal Article
Published: 01 October 2014
American Mineralogist (2014) 99 (10): 2084–2088.
... Ca 2 □ 2 Ba Al 3 (Si 9 Al 3 ) O 30 (3) Berezanskite Ti 2 □ 2 K Li 3 Si 12 O 30 (4) Brannockite Sn 2 □ 2 K Li 3 Si 12 O 30 (5) Chayesite Mg 2 Na□ K Mg 3 Si 12 O 30 (6) Darapiosite Mn 2 Na 2 K LiZn 2 Si 12 O 30 (7...
FIGURES
Journal Article
Published: 01 September 2016
The Canadian Mineralogist (2016) 54 (5): 1229–1247.
... ., C = □ in trattnerite) to 2+ ( e.g ., C = Ba in armenite). For the T (2) site, the formal charge varies from 3+ [ e.g ., T(2) = Li 3 in brannockite] to 9+ [ e.g ., T(2) = Al 3 in osumilite]. For the T (1) site, the formal charge varies from 45+ [ e.g ., T(1) = Si 9 Al 3 in armenite] to 48+ [ e.g...
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Journal Article
Published: 01 June 2006
The Canadian Mineralogist (2006) 44 (3): 795–810.
... topology was observed in all naturally occurring stannosilicates, including malayaite, pabstite, vistepite, tumchaite, sørensenite or brannockite, in which a variety of network modifiers are encountered (Na, K, Ca, Mn). Naski & Hess (1985) and Ellison et al. (1998) proposed that Sn(IV...
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Journal Article
Published: 01 August 2009
The Canadian Mineralogist (2009) 47 (4): 927–931.
...: structural, chemical, and optical variation in osumilites . Am. Mineral . 73 , 585 – 594 . Armbruster , T. & Oberhansli , R. ( 1988b ): Crystal chemistry of double-ring silicates: structures of sugilite and brannockite . Am. Mineral . 73 , 595 – 600 . Forbes , W.C. , Baur...
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Journal Article
Published: 01 April 2002
The Canadian Mineralogist (2002) 40 (2): 699–710.
... general end-member compositions are summarized in Table 3 . TABLE 3. END-MEMBER FORMULAE FOR Li- AND Zn-BEARING MINERALS WITH THE MILARITE-TYPE STRUCTURE Brannockite (berezanskite) has Sn 4+ (Ti 4+ ) at A , the B site is vacant, and Li is dominant at T (2). These minerals are close...
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Journal Article
Published: 01 August 2006
The Canadian Mineralogist (2006) 44 (4): 943–949.
.... & Oberhansli , R. ( 1988b ): Crystal chemistry of double-ring silicates: structures of sugilite and brannockite . Am. Mineral . 73 , 594 – 600 . Bartelmehs , K.L. , Bloss , F.D. , Downs , R.T. & Birch , J.B. ( 1992 ): Excalibr II . Z. Kristallogr . 199 , 185 – 196...
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Journal Article
Published: 01 January 2008
American Mineralogist (2008) 93 (1): 1–6.
... coordination. Footemineite, Ca 2 Mn 2+ □Mn 2 2+ Mn 2 2+ Be 4 (PO 4 ) 6 (OH) 4 ·6H 2 O, is a new, Mn-rich triclinic species of the roscherite group. The name is for the Foote mine, type locality for this mineral and also brannockite, eakerite, earlshannonite, kingsmountite, lithiomarsturite, mangangordonite...
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