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Christmas Point

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Journal Article
Published: 01 April 2002
American Mineralogist (2002) 87 (4): 501-513.
...Jacques Barbier; Edward S. Grew; Elke Hålenius; Ulf Hålenius; Martin G. Yates AbstractThe crystal structure of surinamite from “Christmas Point,” Enderby Land, Antarctica, has been newly refined by single-crystal X-ray diffraction: VI((Mg2.26Fe2+0.74Fe3+0.39Al2.61)OIV (Al1.00Be1.00Si3.00)O15...
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Series: GSA Memoirs
Published: 01 January 1970
DOI: 10.1130/MEM126-p23
... Trench described recently for the South Pacific. From this point, the flow divides into two zonal branches. The eastern branch passes between the Johnston Island and Christmas Island Ridges and the western branch passes between the Marshall Islands and the Marcus-Necker Ridge. After trans-versing...
Journal Article
Journal: AAPG Bulletin
Published: 01 September 2013
AAPG Bulletin (2013) 97 (9): 1421-1446.
... dips and areas of extension. These intrusions sometimes resemble the branches of Christmas tree structures, which are commonly formed by extrusive mechanisms.Although well and seismic data point to the occurrence of salt along fault planes, we recognize that salt is not a low-viscosity fluid...
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Image
Compositional plots for surinamite. Sources of data for analyses including ...
Published: 01 October 2000
F igure 3. Compositional plots for surinamite. Sources of data for analyses including a Be determination (Filled symbols): South Harris (this paper); “Christmas Point” ( Grew 1981 and J. Barbier unpublished data). Sources of data for analyses lacking a Be determination (unfilled symbols
Image
Photomicrographs of a surimanite aggregate containing minor quartz (Qz), ga...
Published: 01 April 2002
F igure 1. Photomicrographs of a surimanite aggregate containing minor quartz (Qz), garnet (Grt, high relief), and sillimanite (Sil) in sample EG88012207 (12207) from “Christmas Point,” Khmara Bay, East Antarctica. Orthopyroxene (Op) forms selvages between quartz and biotite (olive brown
Image
Schematic and hypothetical pressure-composition section for the system suri...
Published: 01 January 2002
) and of 8 surinamite-garnet pairs (no chrysoberyl) from “Christmas Point”, Khmara Bay and from Mt. Pardoe, Amundsen Bay, Antarctica ( Grew 1981 ; Grew et al. 2000 and unpublished data). All nine pairs are presumed to have formed at the same pressure, but are plotted at slightly different pressures to show
Image
A: Location of microatolls on <b>Christmas</b> Island, including living (squares) ...
in > Geology
Published: 01 October 2012
Figure 1. A: Location of microatolls on Christmas Island, including living (squares) and fossil microatolls. B: Image of Northeast Point reef flat (from Google Earth™, copyright 2011 GeoEye), showing location of living (squares) and dated (triangles, in k.y. B.P.) fossil microatolls. C: Three
Image
(a) Raypath of reflected-critical refraction from a diapir wall for downgoi...
Published: 08 September 2014
Figure 20. (a) Raypath of reflected-critical refraction from a diapir wall for downgoing waves from source location S and receivers R. The upcoming head wave seen at the receivers will produce a straight apparent reflection artifact emanating from the intersection point of the reflector
Image
Map showing the three sections of the  WTDPF  (solid red lines—where known,...
Published: 01 April 2009
: Christmas Valley, XV ; Osgood Swamp, OS ; Echo Lakes, EL ; Desolation Wilderness, DW ; Angora Lakes, AL ; Glenn Alpine glacier (also where the present Glen Alpine Creek is sourced), GAG ; Gilmore Lake, GL ; Cascade Lake, CL ; Baldwin Beach, BB ; Emerald Bay, EB ; Rubicon Point, RP ; Sugar Pine
Image
Age-elevation data for <b>Christmas</b> Island microatolls. A: Survey data plotted...
in > Geology
Published: 01 October 2012
Figure 2. Age-elevation data for Christmas Island microatolls. A: Survey data plotted above tidal datum and the ellipsoid. Disparity between elevation of living microatolls at Cecile Peninsula (CP, green), Northeast Point (NP, red), Benson Point (BP, beige), and Southeast Point (SP, blue
Journal Article
Published: 01 October 2000
American Mineralogist (2000) 85 (10): 1474-1484.
...F igure 3. Compositional plots for surinamite. Sources of data for analyses including a Be determination (Filled symbols): South Harris (this paper); “Christmas Point” ( Grew 1981 and J. Barbier unpublished data). Sources of data for analyses lacking a Be determination (unfilled symbols...
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Series: GCSSEPM
Published: 01 December 2004
DOI: 10.5724/gcs.04.24.0133
EISBN: 978-0-9836096-6-7
.... This was the starting point for the stages in the development of the Christmas tree diapir at Pinda Springs as shown in Fig. 16 A-H: Relative uplift resulted in the formation of the sequence boundary at the base of the Wilcolo Sandstone. Passive piercement by the diapir was accompanied by reworking of diapiric...
Journal Article
Journal: Geology
Published: 01 October 2012
Geology (2012) 40 (10): 951-954.
...Figure 1. A: Location of microatolls on Christmas Island, including living (squares) and fossil microatolls. B: Image of Northeast Point reef flat (from Google Earth™, copyright 2011 GeoEye), showing location of living (squares) and dated (triangles, in k.y. B.P.) fossil microatolls. C: Three...
FIGURES
Journal Article
Published: 01 July 2002
Journal of Paleontology (2002) 76 (4): 791.
... My Christmas presents from my wife that year were all the publications, and I had joined the Dry Dredgers at the University of Cincinnati, as instructed by Drs. Stone and Davis. I have, since this first contact with the professional community, been blessed by your outreach. I have seen...
FIGURES
Journal Article
Published: 01 December 2006
Journal of Sedimentary Research (2006) 76 (12): 1257-1266.
..., central Spain. In these deposits, dolomite is present as both intercalated carbonate beds, locally showing domal stromatolite structures between packages of selenite Christmas tree-like gypsum, and patches replacing macrocrystalline gypsum.Texture of the dolomite is characterized by crystal aggregates...
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Journal Article
Journal: Geology
Published: 01 November 2002
Geology (2002) 30 (11): 983-986.
...Sergio Rocchi; David S. Westerman; Andrea Dini; Fabrizio Innocenti; Sonia Tonarini AbstractAt Elba Island, Italy, nine shallow-level late Miocene granite porphyry layers connected by feeder dikes built up three nested Christmas-tree laccoliths. Detailed mapping and reconstruction of tectonic...
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Journal Article
Published: 01 March 2010
Bulletin of Canadian Petroleum Geology (2010) 58 (1): 73-74.
... responsible for major gas reserve additions at Adsett and Wild River, amongst others. Berkley was sold in March, 2001 to Anadarko Petroleum for $1.6 billion following a hostile take-over bid by Hunt Oil at Christmas time of 2000. M ike R ose After taking a weekend off, Mike founded Tourmaline Oil...
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Journal Article
Journal: GSA Bulletin
Published: 01 January 2015
GSA Bulletin (2015) 127 (1-2): 227-249.
... Mountain Volcanics are not present in the Black Hills area and are rare elsewhere in the LMSR; a 10-m-thick bed of tuff is exposed in the western Summit Range area and a 10–15-cm-thick tuff bed occurs in the upper parts of arkosic beds in the Christmas Canyon area. Dacitic lava above the Bedrock Spring...
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