Search Results - "Sharp, Z. D."

The effect of deformation on oxygen isotope exchange in quartz and feldspar and the significance of isotopic temperatures in mylonites.

Authors: O'Hara, K. D. Sharp, Z. D. Moecher, D. P.

Source: Journal of Geology; March 1997, Vol. 105, p193-204, 12p

The Chlorine Isotope Composition of the Moon and Implications for an Anhydrous Mantle.

Authors: Sharp, Z. D. Shearer, C. K. McKeegan, K. D. et al.

Source: Science (pre-March 2025). 8/27/2010, Vol. 329 Issue 5995, p1050-1053. 4p.

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The effect of thermal decarbonation on stable isotope compositions of carbonates.

Authors: Sharp, Z. D. Papike, J. J. Durakiewicz, T.

Source: American Mineralogist; January 2003, Vol. 88 Issue 1, p87-92, 6p

Oxygen isotope geochemistry of the Al2SiO5 polymorphs.

Authors: Sharp, Z. D.

Source: American Journal of Science; November 1995, Vol. 295, p1058-1076, 19p

Determination of oxygen diffusion rates in magnetite from natural isotopic variations.

Authors: Sharp, Z. D.

Source: Geology; June 1991, Vol. 19, p653-656, 4p

O-isotope variations in a porphyroclastic meta-anorthosite: diffusion effects and false isotherms.

Authors: Sharp, Z. D. Moecher, D. P.

Source: American Mineralogist; September/October 1994, Vol. 79, p951-959, 9p

Fossil isotope records of seasonal climate and ecology: straight from the horse's mouth.

Authors: Sharp, Z. D. Cerling, T. E.

Source: Geology; March 1998, Vol. 26 Issue 3, p219-222, 4p

Chemical and hydrogen isotope evidence for in situ dehydrogenation of biotite in silicic magma chambers.

Authors: Feeley, T. C. Sharp, Z. D.

Source: Geology; November 1996, Vol. 24, p1021-1024, 4p

Vein growth mechanisms and fluid sources revealed by oxygen isotope laser microprobe.

Authors: Kirschner, D. L. Sharp, Z. D. Teyssier, C.

Source: Geology; January 1993, Vol. 21, p85-88, 4p

High-pressure crystal chemistry of monticellite, CaMgSiO4.

Authors: Sharp, Z. D. Hazen, R. M. Finger, L. W.

Source: American Mineralogist; July/August 1987, Vol. 72, p748-755, 8p

Triple oxygen isotope evidence for a hot Archean ocean.

Authors: McGunnigle, J. P. Cano, E. J. Sharp, Z. D. et al.

Source: Geology; Sep2022, Vol. 50 Issue 9, p991-995, 5p

Upper-mantle volatile chemistry at Oldoinyo Lengai volcano and the origin of carbonatites.

Authors: Fischer, T. P. Burnard, P. Marty, B. et al.

Source: Nature. 5/7/2009, Vol. 459 Issue 7243, p77-80. 4p. 2 Diagrams, 1 Chart, 1 Graph.

Subjects: Earth's mantle, Carbonatites, Volcanoes, Silica, Carbonates, Magmatism, Volcanic gases

Geographic Terms: Oldoinyo Lengai (Tanzania), Tanzania

Stable isotope analysis of the Inca mummy from Nevado de Chuscha (Salta, Argentina)*.

Authors: Killian Galván, V. A. Tessone, A. Valenzuela, L. O. et al.

Source: Archaeometry; Aug2020 Supplement S1, Vol. 62, p19-34, 16p

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Chlorine distribution and its isotopic composition in "rusty rock" 66095. Implications for volatile element enrichments of "rusty rock" and lunar soils, origin of "rusty" alteration, and volatile element behavior on the Moon.

Authors: Shearer, C. K. Sharp, Z. D. Burger, P. V. et al.

Source: Geochimica et Cosmochimica Acta. Aug2014, Vol. 139, p411-433. 23p.

Subjects: Chlorine isotopes, Volatile organic compounds, Lunar soil, Volcanic ash, tuff, etc., Glass beads, Petrology, Moon

Interpreting prograde-growth histories of Al2SiO5 triple-point rocks using oxygen-isotope thermometry: an example from the Truchas Mountains, USA.

Authors: Larson, T. E. Sharp, Z. D.

Source: Journal of Metamorphic Geology. Dec2005, Vol. 23 Issue 9, p847-863. 17p. 1 Chart, 5 Graphs, 2 Maps.

Subjects: Minerals, Oxygen, Isotopes, Temperature

Geographic Terms: New Mexico

Stable isotope constraints on the Al2SiO5‘triple-point’ rocks from the Proterozoic Priest pluton contact aureole, New Mexico, USA.

Authors: Larson, T. E. Sharp, Z. D.

Source: Journal of Metamorphic Geology. Nov2003, Vol. 21 Issue 8, p785-798. 14p.

Subjects: Proterozoic stratigraphic geology, Rocks, Petrology, Isotope geology, Isotopes, Metamorphism (Geology)

STABLE ISOTOPE GEOCHEMISTRY AND FORMATION MECHANISMS OF QUARTZ VEINS; EXTREME PALEOALTITUDES OF THE CENTRAL ALPS IN THE NEOGENE.

Authors: Sharp, Z. D. Masson, H. Lucchini, R.

Source: American Journal of Science. Mar2005, Vol. 305 Issue 3, p187-219. 33p. 12 Diagrams, 12 Charts.

Subjects: Quartz crystals, Geochemistry, Earth sciences, Temperature measurements, Rock-forming minerals, Neocene stratigraphic geology, Minerals