Browsing ELibrary by Author "Filatov S.K."

Now showing items 1-18 of 18

BRADACZEKITE, NACU4(ASO4)3, A NEW MINERAL SPECIES FROM THE TOLBACHIK VOLCANO, KAMCHATKA PENINSULA, RUSSIA

Filatov S.K.; Vergasova L.P.; Gorskaya M.G.; Krivovichev S.V.; Burns P.C.; Ananiev V.V. (2001)

Bradaczekite, NaCu4(ASO(4))(3), was discovered in a fumarole in the North Breach of the Great fissure Tolbachik eruption (GFTE) in 1975-1976, Kamchatka Peninsula, Russia. Bradaczekite forms allregates of dark blue plates ...
BURNSITE, KCdCu7O2(SeO3)2Cl9, A NEW MINERAL SPECIES FROM THE TOLBACHIK VOLCANO,KAMCHATKA PENINSULA, RUSSIA

Krivovichev S.V.; Vergasova L.P.; Starova G.L.; Filatov S.K.; Britvin S.N.; Roberts A.C.; Steele I.M. (2002)

Burnsite, ideally KCdCu7O2(SeO3)(2)Cl-9, occurs in a fumarole in the North Breach of the great fissure Tolbachik volcano eruption (1975-1976), Kamchatka Peninsula, Russia. It occurs as dark red, anhedral, equidimensional ...
CRYSTAL CHEMISTRY OF LINARITE PBCU (SO4)(OH)2 FROM GORA-1004 VOLCANO, KAMCHATKA, IN A WIDE TEMPERATURE RANGE

Chebotareva N.V.; Semenova T.F.; Filatov S.K.; Serafimova E.K. (1999)

High-temperature X-ray diffractometry was used to study linarite found in association with tenorite, atacamite, chrysocolla, and anglesite in the remnants of an old fumarolic field on Gora-1004 Volcano in the Tolbachik ...
CRYSTAL STRUCTURE OF FILATOVITE, K[(AL,ZN)2(AS,SI 2O8], THE FIRST ARSENATE OF THE FELDSPAR GROUP

Filatov S.K.; Krivovichev S.V.; Burns P.C.; Vergasova L.P. (2004)

The crystal structure of filatovite, K[(Al,Zn)2(As,Si 2O8] (monoclinic, I2/c, a = 8.772(1), b = 13.370(2, c = 14.690(2) Å, β = 115.944(6)°, V = 1549.1(4) Å3) has been solved by direct methods and refined to R1 = 0.033 on ...
CRYSTAL STRUCTURE OF ISOLUESHITE AND ITS SYNTHETIC COMPOSITIONAL ANALOGUE

Krivovichev S.V.; Filatov S.K.; Chakhmouradian A.R.; Mitchell R.H.; Chukanov N.V. (2000)

The crystal structure of isolueshite, a recently described member of the perovskite group from the Khibina complex (Russia), was refined by single-crystal methods in the space group Pm3m [a = 3.909(1) Å] to R = 0.031 and ...
CRYSTAL STRUCTURE OF THE NEW MINERAL PONOMAREVITE K4CU4OCL10

Semenova T.F.; Rozhdestvenskaya I.V.; Filatov S.K.; Vergasova L.P. (1989)

Ponomarevite is one of the principal minerals of Recent exhalation ore shows on the cones of the Great Tolbachik Fissure Eruption of 1975-76. Interpreting its crystal structure helps to identify the forms of transport of ...
'FACE-TO-FACE' RELATIONSHIPS BETWEEN OXOCENTERED TETRAHEDRA AND CATION-CENTRED TETRAHEDRAL OXYANIONS IN CRYSTAL STRUCTURES OF MINERALS AND INORGANIC COMPOUNDS

Krivovichev S.V.; Starova G.L.; Filatov S.K. (1999)

Detailed analysis of the crystal structures of minerals and inorganic compounds containing oxocentred [OCu 4 ] tetrahedra reveals the following principle for relationships between oxocentred tetrahedra and tetrahedral ...
LENINGRADITE PBCU3(VO4)2CL2, A NEW MINERAL FROM VOLCANIC EXHALATIONS

Vergasova L.P.; Filatov S.K.; Semenova T.F.; Ananyev V.V. (1990)

Leningradite is the product of fumarole activity in the Great Tolbachik Fissure Eruption. It occurs in relatively small amounts in fumarole incrustations, on the southwestern crest of the second slag cone of the Northern ...
MINERALOGY AND CRYSTAL CHEMISTRY OF VLODAVETSITE ALCA2(SO4)2F2CL.4H2O, A NEW FUMAROLIC MINERAL

Vergasova L.P.; Starova G.L.; Filatov S.K.; Filosofova T.M.; Matusevich Zh.L.; Dunin-Barkovskaya V.V. (1996)

The paper presents data on a new fumarolic mineral (aqueous Al-Ca chloride-sulfate) discovered on Tolbachik Volcano eruption in 1975-1976. The mineral has no analogs among natural and synthetic compounds. It was examined ...
NATIVE GOLD DEPOSITS FROM GAS EMANATIONS OF CINDER CONES PRODUCED BY THE 1975-1976 GREAT TOLBACHIK FISSURE ERUPTIONS

Vergasova L.P.; Starova G.L.; Serafimova E.K.; Filatov S.K.; Filosofova T.M.; Dunin-Barkovskii R.L. (2001)

Occurrences of recent native gold deposition were discovered around fumarole vents in the craters of the Northern Group of new Tolbachik volcanoes that had been born in 1975-1976. The newly deposited minerals are vertically ...
NEW CU2+ COORDINATION POLYHEDRA IN THE CRYSTAL STRUCTURE OF BURNSITE, KCDCU7O2(SEO3 )2CL9

Burns P.C.; Krivovichev S.V.; Filatov S.K. (2002)

The crystal structure of burnsite, KCdCu7O2(SeO3)(2)Cl-9, a new mineral species from fumaroles of the Tolbachik volcano, Kamchatka, Russia, has been solved by direct methods and refined on the basis of F-2 for all unique ...
NEW DATA ON MALLARDITE (NA2SIF6) DEPOSITED AROUND FUMAROLES OF THE GREAT TOLBACHIK FISSURE ERUPTION

Serafimova E.K.; Semenova T.F.; Vergasova L.P.; Filatov S.K.; Epifanova V.B.; Ananiev V.V. (1996)

Samples of the material deposited around fumaroles were examined by X-ray diffraction on single crystals and polycrystalline aggregates and microprobe analysis. The material was found to contain a rare sodium silicofluoride, ...
PONOMAREVITE, K4CU4OCL10, A NEW VOLCANIC SUBLIMATE MINERAL

Filatov S.K.; Semenova T.F.; Vergasova K.P.; Serafimova Y.K. (1988)

The new mineral was found in products of the Great Tolbachik fissure eruption, which occurred in Kamchatka in 1975 and 1976. During the eruption, this mineral was found as fine-grained brick-red incrustations on lava flows ...
PRESSURE EQUIVALENT OF THE TEMPERATURE IN THE DEFORMATION OF CRYSTALS, ROCK AND THE SHELLS OF THE EARTH

Filatov S.K. (1987)

Data accumulated in recent years make it possible to compare two components of processes at depth, namely thermal expansion and lithostatic compression, or, strictly speaking, thermal and pressure-induced deformations or ...
STRUCTURAL PRINCIPLES FOR MINERALS AND INORGANIC COMPOUNDS CONTAINING ANION-CENTERED TETRAHEDRA

Krivovichev S.V.; Filatov S.K. (1999)

Several minerals and inorganic compounds contain (XA 4) tetrahedra, with anions, X (O 2– , N 3– , and F –), as central atoms and cations, A (Cu 2+ , Zn 2+ , Pb 2+ , Bi 3+ , REE 3+ , etc.), as ligands. These tetrahe-dra are ...
THE CRYSTAL STRUCTURE OF AVERIEVITE, CU5O2(VO4)2·NMX: COMPARISON WITH RELATED COMPOUNDS

Starova G.L.; Krivovichev S.V.; Fundamensky V.S.; Filatov S.K. (1997)

The crystal structure of averievite, Cu5O2(VO4)2·nMX has been determined. Trigonal system, space group P3, a = 6.375(1), c = 8.399(1) Å, V = 295.6(1) Å3, Z = 1, Dx = 4.01(1) g/cm3. The atomic arrangement is characterized ...
THE CUPRITE-LIKE FRAMEWORK OF OCU4 TETRAHEDRA IN THE CRYSTAL STRUCTURE OF SYNTHETIC MELANOTHALLITE, CU2OCL2, AND ITS NEGATIVE THERMAL EXPANSION

Krivovichev S.V.; Filatov S.K.; Burns P.C. (2002)

Crystals of synthetic melanothallite, Cu 2 OCl 2 , have been prepared by chemical transport reactions. Its crystal structure (orthorhombic, Fddd, a 7.4691(15), b 9.5969(19), c 9.700(2) Å, V 695.3(2) Å 3 , Z = 8) has been ...
URUSOVITE, CU[ALASO5], A NEW MINERAL FROM THE TOLBACHIK VOLCANO, KAMCHATKA, RUSSIA

Vergasova L.P.; Filatov S.K.; Gorskaya M.G.; Molchanov A.A.; Krivovichev S.V.; Ananiev V.V. (2000)

Urusovite, ideally Cu[AlAsO5], has been found in a fumarole in the North Breach of the great fissure Tolbachik eruption (1975-76, Kamchatka peninsula, Russia). It occurs as light-green plates up to 0.4 mm in maximal ...

Browsing ELibrary by Author "Filatov S.K."

Browsing ELibrary by Author "Filatov S.K."

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