 | | Report (issue) | | Zincalstibite Zn2Al(OH)6[Sb(OH)6] Crystal Data: Hexagonal. Point Group: 3 . As trigonal prismatic crystals...indistinct forms in the [001] zone; in rosettes to 50 μm (9R polytype). Physical Properties: Cleavage: On {001}...pale blue (9R). Luster: Vitreous. Optical Class: Uniaxial (-). ω = 1.647(2) ε = 1.626(2) (9R) Cell Data:...Space Group: R3 . a = 5.340(2) c = 88.01(2) Z = 9 (9R) Streak: White. X-ray Powder Pattern: Lucchetti...marble quarry, near Carrara, Apuan Alps, Tuscany, Italy. (1T) 4.987 (100), 2.343 (88), 4.180 (57), 1.806 |  | Mills, S. J., Christy, A. G., Kampf, A. R., Housley, R. M., Favreau, G., Boulliard, J.-C., Bourgoin, V. (2012) Zincalstibite-9R: the first nine-layer polytype with the layered double hydroxide structure-type. Mineralogical Magazine, 76 (5) 1337-1345 doi:10.1180/minmag.2012.076.5.01 | Journal (article/letter/editorial) | | October 2012, Vol. 76(5), pp. 1337–1345 Zincalstibite-9R: the first nine-layer polytype with the layered...Associate Editor: Elena Sokolova] ABSTRACT Zincalstibite-9R, a new polytype in the hydrotalcite supergroup...supergroup is reported from the Monte Avanza mine, Italy. It occurs as pale blue curved disc-like tablets...cyanophyllite and linarite in cavities in baryte. Zincalstibite-9R is uniaxial ( ), with refractive indices o...ideal formula is (Zn,Cu)2Al(OH)6[Sb(OH)6]. Zincalstibite-9R crystallizes in space group R3̄, with a = |  | | Journal (article/letter/editorial) | | Austria brucite sheets], and its Zn analogue zincalstibite-1T [Zn2AlSb (OH)12]. Cualstibite-1M and cualstibite-1T...are polytypes and, together with zincalstibite-1T, zincalstibite-9R and omsite, belong to the cualstibite...described from the famous Clara baryte and fluorite mine, Black Forest, Germany (Walenta 1981). It forms...from the Clara mine (type locality), from the Monte Avanza mine, Friuli Venezia Giulia, Italy and from the...Tistoulet mine, Padern, Aude department, France. Only crystals or crystal fragments from the Clara mine specimens |  | Mills, S. J., Kampf, A. R., Housley, R. M., Favreau, G., Pasero, M., Biagioni, C., Merlino, S., Berbain, C., Orlandi, P. (2012) Omsite, (Ni,Cu)2Fe3+(OH)6[Sb(OH)6], a new member of the cualstibite group from Oms, France. Mineralogical Magazine, 76 (5) 1347-1354 doi:10.1180/minmag.2012.076.5.16 | Journal (article/letter/editorial) | | Università di Pisa, Via S. Maria 53, I-56126 Pisa, Italy 32 rue R. Cassin, 66270 Le Soler, Pyrénées-Orientales...and cualstibite group. K EY WORDS : omsite, zincalstibite, cualstibite, hydrotalcite, layered double hydroxide...recovered. Catastrophic floods in 1940 destroyed the mine and backfilled the workings, which were abandoned...recently reported for crystals of zincalstibite-9R from Monte Avanza, Italy by Mills et al. (2012b). The colour...interesting to note that both cualstibite and zincalstibite have partially occupied Sb(OH)6 octahedra within |  | | Book (edition) | | MINE andtheir LOCALITIES JAN H. BERNARD AND JAROSLAV HYRSL INERALS DESCRIBED SINCE 2004 MINERALS...dist., China Fluomatromicrolite, x 25111111, Naipa mine, Mozambique Daliranite, 5111111, Zarshouran Au-As...Domafov, Czech Rep. Juangodoyite, 60111111, Santa Rosa mine, Chile Back cover photo: Ho/fertile on hematite...piment pseudomo,phs after realga,; 75 mm, Palomo mine, Pen, Page 3: Stepite on arsenic, 45 111111,Jachymov...CCM CM DANR EJM JMPS MM MP NJMA ZRMO Republic province prefecture county departement departamento |
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