Sedimentary and diagenetic archive of a deeply buried, upper Ediacaran microbialite reservoir, southwestern China

Yongjie Hu, Chunfang Cai, Ying Li, Dawei Liu, Tianyuan Wei, Daowei Wang, Lei Jiang, Rongtu Ma, Shuyuan Shi, and Adrian Immenhauser

AAPG Bulletin

... with low δ13C (∼−2‰ to 0‰) and δ18O values (∼−11‰ to −8‰). Silica phases were subsequently precipitated from hydrothermal fluids, whereas reflux...

Big and Little Cottonwood (Alta) Mining Districts, Salt Lake County, Utah

Laurence P. James

Utah Geological Association

..., p.513–514. Bowman, J.R., and Cook, S.J., 1992, Field Trip Four: Hydrothermal and metamorphic processes in the thermal aureole of the Alta stock, Alta...

Origin of Dolomites in a Downslope Biostrome, Jefferson Formation (Devonian), Central Idaho: Evidence from Ree Patterns, Stable Isotopes, and Petrography

S.L. Dorobek, R.H. Filby

CSPG Bulletin

.... Klinkhammer, G., Elderfield, H. and Hudson, A. 1983. Rare earth elements in seawater near hydrothermal vents. Nature, v. 305, p. 185-188. Kohout, F.A....

EXTENDED ABSTRACT: Ancestral Basin Architecture: A Possible Key to the Jurassic Haynesville Trend

Bruce J. Martin, Thomas E. Ewing

GCAGS Transactions

... with reactivated basement trends providing geothermal pathways. These pathways may have allowed hydrothermal fluid migration into the overlying Haynesville shale...

Deep Drilling of Oceanic Islands: Abstract

G. K. Muecke, J. M. Ade-Hall, F. Aumento, R. D. Hyndman, P. H. Reynolds

CSPG Special Publications

... of a spreading lithosphere. Intrusives are of only minor importance during the principal phase of island building. Hydrothermal alteration of the piles has...

Quartz Veins in the Ouachita Mountains of Arkansas and Oklahoma

Hugh D. Miser

Tulsa Geological Society

.... Other associated minerals in Arkansas include dickite (a clay mineral of hydrothermal origin), rectorite (a mineral related to mica), chlorite...

Synthesis of Gem Minerals

Harold E. Enlows

Tulsa Geological Society

... methods for the synthesis of gem minerals are used. These may be conveniently termed the dry or fusion method and the hydrothermal method. Dry...

ABSTRACT: Geomorphology, Structure, and Geochemistry of North Fiji Basin Triple Junction

L.W. Kroenke, J.V. Eade

Circum Pacific Council Publications

..., and has provided an excellent opportunity for studying the geochemistry of metalliferous deposits and hydrothermal activity associated...

ABSTRACT: A Study of the Central Part of the Independence Mining District, Park and Sweet Grass Counties, Montana

Phillip R. Moyle, Alan R. Buehler

Montana Geological Society

... by hydrothermal alteration, including sericitization, kaolinization, and pyritization, associated with precious and base metal mineralization...

Characteristics of Acid-Sulfate Alteration in the Marysvale-Pioche Mineral Belt

Anne J. B. Thompson

Utah Geological Association

..., and Anderson, J.J., 1984b, Map of argillic and advanced argillic alteration and principal hydrothermal quartz and alunite veins in the Tushar mountains...

Abstract: Lode gold mineralization at Deer Cove, Baie Verte Peninsula, Newfoundland

Karen S. Patey

Atlantic Geology

... be remobilized from the ultramafics during the back-thrusting event and carried through fractures which served both as conduits for the hydrothermal...

Abstract: The geochemistry and origin of the Bourne Complex, northwestern Ellesmere Island, Canada

Andrew S. Henry

Atlantic Geology

... elements has occurred as a result of hydrothermal alteration or low grade metamorphism. Analysis of immobile trace elements indicates that the Bourne...

Abstract: Endogranitic Sn potential beneath the Nigadoo River base-metal vein/lode deposit, northern New Brunswick

S. R. McCutcheon, D. R. Lentz, W. W. Gardiner

Atlantic Geology

...-walled, quartz-orthoclase porphyritic plug that has been sericitized, chloritized, and locally silicified by veinforming hydrothermal fluids. The Nigadoo...

Abstract: Endogranitic Sn potential beneath the Nigadoo River base-metal vein/lode deposit, northern New Brunswick

S. R. McCutcheon, D. R. Lentz, W. W. Gardiner

Atlantic Geology

... sericitized, chloritized, and locally silicified by veinforming hydrothermal fluids. The Nigadoo Porphyry was considered to be synorogenic, but recent...

Effect of Mineral Transformation on Porosity and Permeability of Dolomite Rock During in Situ Recovery of Bitumen: A Preliminary Study

Witold Kubacki, Jan Boon, Gordon Bird, Brian Wiwchar

CSPG Bulletin

...-sized material was observed in all runs. Hydrothermal reaction produced margarite, hydromagnesite, huntite, ankerite and amorphous Mg-Al silicates. LES...

Abstract: Geochemical Exploration for Submarine Metalliferous Deposits in Southwest Pacific, by D. S. Cronan; #90962 (1978).

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Abstract: Origin of Some Granitoids and Their Possible Implications in the Exploration for Sn, W, U and Base Metal Deposits in Malaysia

Cheang Kok Keong

Geological Society of Malaysia (GSM)

... in the e:x:ploration for Sn~ W~ U and base metal deposits. Post granite emplacement processes (hydrothermal alteration~ weathering) may modify...

Abstract: Metamict zircons from the Georgeville pluton

Craig Power

Atlantic Geology

... are responsible for the metamictization of the zircons. The variable distribution of elements was probably due to hydrothermal activity moving the elements...

Abstract: Features of Volcanic-Hosted Epithermal Gold Mineralization in the Nagos and Mantri Areas, Semporna Peninsula, Eastern Sabah

Alexander S. W. Yan

Geological Society of Malaysia (GSM)

...-eastern Sabah. The features which are indicative of epithermal mineralization include hydrothermal alteration from propylitic to advanced argillic...

Hydrothermal Dolomite (HTD) Reservoirs „ a New Australian Carbonate Play

Iain Copp

Petroleum Exploration Society of Australia (PESA)

...Hydrothermal Dolomite (HTD) Reservoirs „ a New Australian Carbonate Play Iain Copp technology focus Hydrothermal Dolomite (HTD) Reservoirs - A New...

Protodolomite Redefined: DISCUSSION

June Gidman

Journal of Sedimentary Research (SEPM)

..., Some hydrothermal syntheses of dolomite and protodolomite: Jour. Geol., v. 64, p. 173-186. End_of_Record - Last_Page 1008------ While I...

Fracture and faults in vicinity of dolomitization zones of Kinta Valley, Perak, Malaysia

Nurul Afiqah Mohammad Zahir, Askury Abd Kadir, Jasmi Abd Talib

Geological Society of Malaysia (GSM)

... Limestone. However, no studies have been made about the origin of dolomite. Fluids originating from magmatic water or hydrothermal fluids seeped...

Age of Productive Beds - Possible Source of Oil Shows in Franz Josef Land Archipelago

B. A. Klubov, L. L. Bagdasaryan, V. M. Bezrukov

Petroleum Geology: A Digest of Russian Literature

... Josef Land are associated in space with these dikes and are concentrated in hydrothermal quartz-palagonite-calcite and “frothy” veins. These shows...

Experimental Investigation of Effects of Coatings on Quartz Growth: ABSTRACT

Charles B. Cecil, M. T. Heald

AAPG Bulletin

... secondary quartz. Basal plates of quartz were coated with these materials and placed in the growth zone of hydrothermal reactors at temperatures ranging from...

Bedded Barite Deposits in Sedimentary Environment: ABSTRACT

D. A. Brobst

AAPG Bulletin

... to later (epigenetic) replacement of favorable beds (commonly presumed to be limestone) by hydrothermal solutions. Regardless of origin, ec nomically...