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murakamiite

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Journal Article
Published: 01 May 2018
European Journal of Mineralogy (2018) 30 (3): 451–463.
.... Minerals with the common crystal-chemical formula M3 ( Me 1+ ) M1,M2 ( Me 2+ ) 2 [Si 3 O 8 (OH)], Me 1+ = Na, Li and Me 2+ = Ca, Mn, Mg, comprising pectolite, Li-bearing pectolite, murakamiite, marshallsussmanite, serandite, and tanohataite were studied. In pectolite and murakamiite two structurally...
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Journal Article
Published: 30 June 2017
European Journal of Mineralogy (2017) 29 (6): 1045–1053.
...Teruyoshi Imaoka; Mariko Nagashima; Takashi Kano; Jun-Ichi Kimura; Qing Chang; Chihiro Fukuda Murakamiite (IMA2016-066), ideally LiCa 2 Si 3 O 8 (OH), is a new mineral that was recently discovered in an aegirine-augite albitite exposed on the Iwagi Islet, Ehime Prefecture, Japan. It occurs...
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Photograph showing the representative occurrences of <span class="search-highlight">murakamiite</span> or pectoli...
Published: 30 June 2017
Fig. 1 Photograph showing the representative occurrences of murakamiite or pectolite in aegirine-augite albitite. Murakamiite can be indistinguishable from the pectolite to the naked eyes, because chemical composition gradually changes from Li-dominant murakamiite to Na-dominant pectolite. Mur
Journal Article
Journal: Elements
Published: 01 April 2024
Elements (2024) 20 (2): 118–119.
... are known as the type locality of four Li-analog minerals: sugilite KNa2(Fe3+, Mn3+, Al)2Li3Si12O30 (Murakami et al. 1976), katayamalite KLi3Ca7Ti2(SiO3)12(OH)2 (Murakami et al. 1983), murakamiite LiCa2Si3O8(OH) (Imaoka et al. 2017; Nagashima et al. 2018), and ferro-ferri-holmquistite Li2(Fe2+3Fe3+2)Si8O22...
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<span class="search-highlight">Murakamiite</span> in aegirine-augite albitite (photomicrograph, plane-polarized l...
Published: 30 June 2017
Fig. 2 Murakamiite in aegirine-augite albitite (photomicrograph, plane-polarized light). Mur, murakamiite; Agt, aegirine-augite.
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TG and DTA curves of a <span class="search-highlight">murakamiite</span>–pectolite mixture in air.
Published: 30 June 2017
Fig. 3 TG and DTA curves of a murakamiite–pectolite mixture in air.
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Crystal structure of <span class="search-highlight">murakamiite</span>, isomorphic with pectolite, serandite, mar...
Published: 01 May 2018
Fig. 2 Crystal structure of murakamiite, isomorphic with pectolite, serandite, marshallsussmanite, and tanohataite, projected parallel to b (a), and the arrangement of octahedra with three-periodic silicate chains, projected on (101) (b). Images drawn with the program VESTA 3 ( Momma
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Topological cation environment around M3 in pectolite (a), <span class="search-highlight">murakamiite</span> (b),...
Published: 01 May 2018
Fig. 5 Topological cation environment around M3 in pectolite (a), murakamiite (b), marshallsussmanite (c), serandite (d), and tanohataite (e). The expected H position was drawn in Fig. 5e though it could not be determined.
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Crystal structure of <span class="search-highlight">murakamiite</span> projected onto (0 1 0) (a), and the arrang...
Published: 30 June 2017
Fig. 4 Crystal structure of murakamiite projected onto (0 1 0) (a), and the arrangement of octahedra with three-periodic silicate chains (b) drawn with the program VESTA 3 ( Momma & Izumi, 2011 ).
Journal Article
Published: 01 October 2018
American Mineralogist (2018) 103 (10): 1711–1715.
...Dmitriy I. Belakovskiy; Olivier C. Gagné In this issue This New Mineral Names has entries for eight new minerals, including abellaite, babánekite, delhuyarite-(Ce), murakamiite, oxy-foitite, shenzhuangite, siidraite, and ulfanderssonite-(Ce). Murakamiite (IMA 2016-066), ideally LiCa 2 Si 3 O 8...
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The structure of ( a ,  b )  pectolite , ( c ,  d )  schizolite , ( e ,  f ...
Published: 26 February 2020
Fig. 13. The structure of ( a , b ) pectolite , ( c , d ) schizolite , ( e , f ) murakamiite , ( g , h ) tanohataite and ( i , j ) serandite viewed ( a , c , e , g , i ) orthogonal to the b -axis and ( b , d , f , h , j ) along the b -axis. M -site labels in ( a ) are also
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The cation shift (Å) from the center of gravity  vs.  Li and Na content at ...
Published: 01 May 2018
Fig. 7 The cation shift (Å) from the center of gravity vs. Li and Na content at M3 (apfu) based on the data listed in Table 6 . The Na and Li positions at M3 in murakamiite and Li-bearing pectolite were separately determined. Thus, the off-center distance was estimated from individual atomic
Journal Article
Journal: Elements
Published: 01 April 2021
Elements (2021) 17 (2): 119.
... fluid activity Kenta YOSHIDA, serpentinites (massive serpentinites and serpentinite mélanges). The Sota NIKI, Hikaru SAWADA and Ryosuke OYANAGI unit reached epidote-blueschist facies conditions but with no obvious Chemical and lithium isotope characteristics of murakamiite and Li sign of UHP...
Journal Article
Published: 02 August 2021
The Canadian Mineralogist (2021) 59 (3): 551–572.
... barrydawsonite-(Y), cascandite, murakamiite, and tanohataite ( Table 1 ). A pectolite with composition {Na 0.67 Li 0.33 } [Ca Ca Si 3 O 8 (OH)] was recently reported by Imaoka et al . (2017) , suggesting the possibility of a pectolite–murakamiite solid solution. Here, we consider various aspects of the crystal...
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Journal Article
Published: 01 December 2016
Mineralogical Magazine (2016) 80 (7): 1315–1321.
.... and Schäfer, C. (2016) Vondechenite, IMA 2016-065. CNMNC Newsletter No. 34, December 2016, page 1316; Mineralogical Magazine , 80 , 1315–1321. IMA No. 2016-066 Murakamiite Ca 2 LiSi 3 O 8 (OH) Iwagi Islet, Ehime Prefecture, Japan (34.263°N, 133.161°E) Teruyoshi Imaoka*, Mariko...
Journal Article
Published: 01 May 2018
European Journal of Mineralogy (2018) 30 (3): 411–412.
... single chain of SiO 4 tetrahedra: pectolite, murakamiite, marshallsussmanite, serandite and tanohataite . Eur. J. Mineral. , 30 , DOI: 10.1127/ejm/2018/0030-2744 . Nespolo , M. , Umayahara , A. , Eon , J.-G. ( 2018 ): A groupoid and graph-theoretical analysis of the biopyribole...
Journal Article
Published: 22 April 2019
Mineralogical Magazine (2019) 83 (3): 473–478.
.... Nagashima M. , Imaoka T. , Fukuda C. and Pettke T. ( 2018 ) Relationship between cation substitution and hydrogen-bond system in hydrous pyroxenoids with three-periodic single-chains of SiO 4 tetrahedra: pectolite, murakamiite, marshallsussmanite, serandite and tanohataite . European...
FIGURES
Journal Article
Published: 26 February 2020
Mineralogical Magazine (2020) 84 (2): 165–244.
...Fig. 13. The structure of ( a , b ) pectolite , ( c , d ) schizolite , ( e , f ) murakamiite , ( g , h ) tanohataite and ( i , j ) serandite viewed ( a , c , e , g , i ) orthogonal to the b -axis and ( b , d , f , h , j ) along the b -axis. M -site labels in ( a ) are also...
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Journal Article
Published: 01 May 2019
European Journal of Mineralogy (2019) 31 (3): 595–608.
.... , Imaoka , T. , Fukuda , C. , Pettke , T. ( 2018a ): Relationship between cation substitution and hydrogen-bond system in hydrous pyroxenoids with three-periodic single-chain of SiO 4 tetrahedra: pectolite, murakamiite, marshallsussmanite, serandite and tanohataite . Eur. J. Mineral. , 30...
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Minerals with   2 T 3   chains.                    c T r    Mineral  Ideal ...
Published: 26 February 2020
,Mn) 2 [Si 3 O 8 (OH)] [SiO 2.7 (OH) 0.3 ] 2 V 1 P $\bar{1}$ 3.0 13 c , d (7) 2 T 3 Murakamiite LiCa 2 [Si 3 O 8 (OH)] [SiO 2.7 (OH) 0.3 ] 2 V 1 P $\bar{1}$ 3.0 13 e , f (8) 2 T 3 Tanohataite LiMn 2+ 2 [Si 3 O 8 (OH)] [SiO 2.7 (OH) 0.3