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Volume 72, Number 11-12
1 December 1987
Issue Cover
ISSN: 0003-004X
EISSN: 1945-3027
In this Issue

Articles

beta -Mg2 SiO4; a potential host for water in the mantle?
Joseph R. Smyth
View articletitled, beta -Mg<sub>2</sub> SiO<sub>4</sub>; a potential host for water in the mantle?
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Effects of B and H 2 O on liquidus phase relations in the haplogranite system at l kbar
Michel Pichavant
View articletitled, Effects of B and H <sub>2</sub> O on liquidus phase relations in the haplogranite system at l kbar
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Solubility of carbon dioxide in albitic melt
Edward Stolper; Gerald Fine; Thomas Johnson; Sally Newman
View articletitled, Solubility of carbon dioxide in albitic melt
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Petrology of a Georgia Blue Ridge amphibolite unit with hornblende + gedrite + kyanite + staurolite
Thomas S. Helms; Harry Y. McSween; Theodore C. Labotka; Eugene Jarosewich
View articletitled, Petrology of a Georgia Blue Ridge amphibolite unit with hornblende + gedrite + kyanite + staurolite
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Alteration of amphibolitic wallrocks around the Tanco rare-element pegmatite, Bernic Lake, Manitoba
George B. Morgan; David London
View articletitled, Alteration of amphibolitic wallrocks around the Tanco rare-element pegmatite, Bernic Lake, Manitoba
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Cryolite-bearing and rare metal-enriched rhyolite, Sierra Blanca Peaks, Hudspeth County, Texas
Jeffrey N. Rubin; Jonathan G. Price; Christopher D. Henry; David W. Koppenaal
View articletitled, Cryolite-bearing and rare metal-enriched rhyolite, Sierra Blanca Peaks, Hudspeth County, Texas
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Laser-interference and Nomarski interference imaging of zoning profiles in plagioclase phenocrysts from the May 18, 1980, eruption of Mount St. Helens, Washington
T. H. Pearce; J. K. Russell; I. Wolfson
View articletitled, Laser-interference and Nomarski interference imaging of zoning profiles in plagioclase phenocrysts from the May 18, 1980, eruption of Mount St. Helens, Washington
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Laser-interferometry study of oscillatory zoning in plagioclase; the record of magma mixing and phenocryst recycling in calc-alkaline magma chambers, Iztaccihuatl Volcano, Mexico
Graham T. Nixon; T. H. Pearce
View articletitled, Laser-interferometry study of oscillatory zoning in plagioclase; the record of magma mixing and phenocryst recycling in calc-alkaline magma chambers, Iztaccihuatl Volcano, Mexico
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Complex stacking sequences in a lepidolite from Tordal, Norway
Audrey C. Rule; Sturges W. Bailey; Kenneth J. T. Livi; David R. Veblen
View articletitled, Complex stacking sequences in a lepidolite from Tordal, Norway
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High-pressure differential thermal analysis (HP-DTA) of the dehydroxylation of Na-rich montmorillonite and K-exchanged montmorillonite
A. F. Koster van Groos; Stephen Guggenheim
View articletitled, High-pressure differential thermal analysis (HP-DTA) of the dehydroxylation of Na-rich montmorillonite and K-exchanged montmorillonite
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Ashcroftine, ca. K 10 Na 10 (Y,Ca) 24 (OH) 4 (CO 3 ) 16 (Si 56 O 140 ).16H 2 O, a structure with enormous polyanions
Paul Brian Moore; Pradip K. Sen Gupta; Elmer O. Schlemper; Stefano Merlino
View articletitled, Ashcroftine, ca. K <sub>10</sub> Na <sub>10</sub> (Y,Ca) <sub>24</sub> (OH) <sub>4</sub> (CO <sub>3</sub> ) <sub>16</sub> (Si <sub>56</sub> O <sub>140</sub> ).16H <sub>2</sub> O, a structure with enormous polyanions
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High-resolution solid-state 27 Al NMR spectroscopy of Mg-rich vesuvianite
Brian L. Phillips; Fred M. Allen; R. James Kirkpatrick
View articletitled, High-resolution solid-state <sup>27</sup> Al NMR spectroscopy of Mg-rich vesuvianite
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X-ray diffraction and 29 Si magic-angle-spinning NMR of opals; incoherent long- and short-range order in opal-CT
B. H. W. S. de Jong; J. van Hoek; W. S. Veeman; D. V. Manson
View articletitled, X-ray diffraction and <sup>29</sup> Si magic-angle-spinning NMR of opals; incoherent long- and short-range order in opal-CT
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Incorporation of Al, Mg, and water in opal-A; evidence from speleothems
John A. Webb; Brian L. Finlayson
View articletitled, Incorporation of Al, Mg, and water in opal-A; evidence from speleothems
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Fibers and cylinders of cryptomelane-hollandite in Permian bedded salt, Palo Duro Basin, Texas
Harvey E. Belkin; E. Laurence Libelo
View articletitled, Fibers and cylinders of cryptomelane-hollandite in Permian bedded salt, Palo Duro Basin, Texas
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Crystal structure of grischunite
Riccardo Bianchi; Tullio Pilati; Gregorio Mannucci
View articletitled, Crystal structure of grischunite
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Crystal structures and crystal chemistry of the uranyl oxide hydrates becquerelite, billietite, and protasite
M. Katherine Pagoaga; Daniel E. Appleman; James M. Stewart
View articletitled, Crystal structures and crystal chemistry of the uranyl oxide hydrates becquerelite, billietite, and protasite
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Synthesis of metastable Ca-Mg carbonates
Philip E. Rosenberg
View articletitled, Synthesis of metastable Ca-Mg carbonates
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Effects of temperature and degree of supersaturation on pyrite morphology
James B. Murowchick; H. L. Barnes
View articletitled, Effects of temperature and degree of supersaturation on pyrite morphology
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Perroudite, a new sulfide-halide of Hg and Ag from Cap-Garonne, Var, France, and from Broken Hill, New South Wales, and Coppin Pool, Western Australia
Halil Sarp; William D. Birch; Paul F. Hlava; Allan Pring; David K. B. Sewell
View articletitled, Perroudite, a new sulfide-halide of Hg and Ag from Cap-Garonne, Var, France, and from Broken Hill, New South Wales, and Coppin Pool, Western Australia
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Crystal structure and crystal chemistry of perroudite; a mineral from Coppin Pool, Western Australia
William G. Mumme; Ernest H. Nickel
View articletitled, Crystal structure and crystal chemistry of perroudite; a mineral from Coppin Pool, Western Australia
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Quantitative analysis of REEs by SIMS
Neil D. MacRae
View articletitled, Quantitative analysis of REEs by SIMS
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Formal definitions of type mineral specimens
Pete J. Dunn; Joseph A. Mandarino
View articletitled, Formal definitions of type mineral specimens
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Memorial of Ogden L. Tweto, 1912-1983
L. A. Warner
View articletitled, Memorial of Ogden L. Tweto, 1912-1983
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Memorial of Kenneth DePencier Watson, 1915-1986
W. G. Ernst
View articletitled, Memorial of Kenneth DePencier Watson, 1915-1986
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Memorial of James Phemister, 1893-1986
R. A. Howie
View articletitled, Memorial of James Phemister, 1893-1986
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Memorial of Takeo Watanabe, June 23, 1907-December 18, 1986
Akira Kato
View articletitled, Memorial of Takeo Watanabe, June 23, 1907-December 18, 1986
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Errata

Errata
View articletitled, Errata
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Book Reviews

Book Reviews
Mason Brian; Cornelis Klein
View articletitled, Book Reviews
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All Issues
  • Online ISSN 1945-3027
  • ISSN 0003-004X
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