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The AAPG/Datapages Combined Publications Database
Showing 5,381 Results. Searched 196,763 documents.
Sungei Isahan - A New Primary Tin Occurrence in Sumatra
Michael O. Schwartz, Surjono
Geological Society of Malaysia (GSM)
.... Strong hydrothermal alteration characterizes the whole granite outcrop. The least altered part of the granite exhibits a fine-grained, anhedral-granular...
1990
The “Basal Member of the Monterey Formation”, Lower Aliso Creek Area, Orange County, California
Donald L. Fife
Pacific Section of AAPG
... with irregular beds or lenses of sandy limestone and coquinas. Coquinas range from partially to totally recrystallized where subject to hydrothermal...
1979
General Geology of the Northern Coast Ranges and the Wilbur Springs Area
Christine Canson
Special Publications of SEPM
... thinned. The Coast Range Ophiolite shows oceanic hydrothermal alteration with assemblages that correspond to those developed during zeolite...
1984
Reflections on a Rift Lake: Chapter 7
Thomas C. Johnson, Patrick Ng'ang'a
AAPG Special Volumes
... on page 131. End_Page 134------------------------ Discovery of sublacustrine hydrothermal activity and associated massive sulfides and hydrocarbons...
1990
Microtremor Studies in Roosevelt and Beowawe Geothermal Areas
Alfred L. Liaw, Wayne Suyenega
Circum Pacific Council Publications
... r o t r e m o r s generated b y p r e s s u r e variations and microcracking of the hydrothermal system have been considered a direct indicator...
1982
Fracture, Fracture Everywhere: Part II: How and Why Do Fractures Occur in Rocks?
Rasoul Sorkhabi
GEO ExPro Magazine
..., and geothermal resources as well as hydrothermal circulations within Earth’s deep crust. In the first part of this article (GEO ExPro, Vol. 11, No. 3...
2014
Chemometric approach to charophyte preservation (Triassic Cerro Puntudo Formation, Argentina): paleolimnologic implications
Cecilia A. Benavente, José A. D'Angelo, Esteban M. Crespo, Adriana C. Mancuso
PALAIOS
... playa lake systems, occurs when groundwaters carrying hydrothermal fluids are more dilute due to intermediate or arid local climate conditions (Hardie...
2014
Ore Deposits of the Big Indian Wash-Lisbon Valley Area
Y. William Isachsen
Utah Geological Association
... fault, with major concentrations along fractures, strongly suggests a hydrothermal origin as proposed by Joralemon (personal communication), Gott...
1954
Palaeozoic Plays of the Great Basin
Rasoul Sorkhabi
GEO ExPro Magazine
... in the USA. Hydrothermal solutions and veins associated with igneous bodies and carbonaceous sedimentary rocks have produced important mineral...
2015
The Gunung Wayang-Windu Geothermal Area in West Java
S. Sudarman, R. Pujianto, B. Budiarjo
Indonesian Petroleum Association
... other than the hot springs include hydrothermal alteration of surface rocks, especially in the vicinity of the Kawah Wayang fumarole vent. The alteration...
1986
Mediterranean Carbonate Potential: Lessons from Existing Discoveries
Raffaele Di Cuia, Alberto Riva
GEO ExPro Magazine
... in a well-developed karst system. Reservoir quality and performance are influenced by the presence of hydrothermal dolomites controlled by the fault...
2016
Sulfur Isotope Study—Park City, Utah
Uldis Jansons
Utah Geological Association
... show that magmatic hydrothermal deposits can be distinguished from biogenic and other types on basis of δ S34 values. Other relations observed in other...
1968
The Role of the Fluid Circulations in Modern and Ancient Accretionary Wedges: A Constraint for the Evolution of Suthrusted Reservoir
Nicole Guilhaumou
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... enter the sediments and then ciculate on deep horizons as warm"hydrothermal fluids" .Maturation and transport of organic matter : CH4 (mainly from...
1997
Magnetics for Hydrocarbon Exploration
Christine Fichler, Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... are depositional and erosional patterns, sills and dykes, hydrothermal systems and, looking at onshore environments, the tropical weathering product called Figure 3...
2016
Hiding in the Basement
Jane Whaley
GEO ExPro Magazine
.... it is “a metamorphic or igneous like weathering and hydrothermal Globally, however, basement rock in which geological processes alteration. Basement reservoirs can...
2016
Geothermal Resources in the Islands of the Southwest Pacific
W.A.J. Mahon
Circum Pacific Council Publications
... assessment of the region's geother mal resources. The association of epithermal gold deposits and geothermal and hydrothermal activity is well known...
1986
Geology-geophysics-data mining solution enhances the identification of deep fault-karst carbonate reservoirs
Fei Tian, Jiangyun Zhang, Wenxiu Zhang, Wenhao Zheng, Wang Zhang, Zhongxing Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., China 1 Summary As the seepage channels of surface atmospheric fresh water and deep hydrothermal fluid, the large-scale strike slip faults in Tarim basin...
2022
Breaking Up is Never Easy: The Complexities That Create Opportunities in the Distal Domain
Helen Doran, Gianreto Manatschal
GEO ExPro Magazine
... present may relate to hydrothermal fluids related to magma. Breakup occurs after exhumation onset of magma onset of magma pre-rift conditions...
2017
Primary and Secondary Structural Features in the Eastern Portion of the South Mountain Batholith, Southwestern Nova Scotia: Implications for Regional Stress Orientations During Intrusion
R. J. Horne, M. C. Corey, L. J. Ham, M. A. MacDonald
Atlantic Geology
... of crystallization and hydrothermal quartz veins represent latemagmatic to early post-magmatic features. Joint patterns would presumably be more...
1988
Awaiting Discovery? The US Atlantic Margin
Vsevolod Egorov
GEO ExPro Magazine
... structural highs, and hydrothermal dolomites; (c) Shelf shallow marine/deltaic sand reservoirs in the roll-over fault-controlled structural traps; (d...
2018
Resistivity Variations in Eocene Sandstones from the Laney Shale Member, Green River Formation, Green River Basin, Wyoming, USA
R.J. Vinopal, E.B. Nuhfer
Montana Geological Society
... water in an open hydrologic system; (5) hydrothermal alteration; and (6) burial diagenesis. Burial diagenesis describes...
1996
Green River Mineralogy — A Historical Account
Charles Milton, Joseph J. Fahey
Wyoming Geological Association
..., is being studied. Many of these minerals have only been known previously to occur under igneous, pegmatitic, or hydrothermal conditions...
1960
Contact metamorphism of the Black Hawk Zn-Pb-Cu deposit, Hancock County, Maine
Martin G. Yates, Frank H. Howd
Atlantic Geology
... / S 2- / 0 2 conditions during metamorphism and early hydrothermal alteration associated with formation of the Zn-Pb-Cu deposits. Le gisement de Zn-Cu...
1988
Quartz and Fe-dolomite Cements Record Shifts in Formation-water Chemistry and Hydrocarbon Migration in Devonian Shoreface Sandstones, Ghadamis Basin, Libya
Muftah A. Khalifa, Howri Mansurbeg, Daniel Morad, Sadoon Morad, Ihsan S. Al-Aasm, Pavel Spirov, Andrea Ceriani, Luiz Fernando De Ros
Journal of Sedimentary Research (SEPM)
... of Petroleum Geology, v. 27, p. 141–162. Davies, G.R., and Smith, L.B., 2006, Structurally controlled hydrothermal dolomite reservoir facies...
2018
EPMA Characterisation and Geochemistry of Cassiterites from the Kuala Lumpur Area
G. H. Teh, Cheng Kwong Kiong
Geological Society of Malaysia (GSM)
... to the intrusion of granite (Late Permian & Late Triassic) and its associated hydrothermal solution which has given rise to the many mineralised veins and dykes...
2002