The Nature and Potential of Gold Mineralization in Kelantan, Peninsular Malaysia

Chu Ling Heng, D. Santokh Singh

Geological Society of Malaysia (GSM)

... primary gold mineralization is associated with argentiferous-auriferous quartz veins, massive sulphide bodies, pyritiferous and carbonaceous metasediments...

Mineral Dispersal Patterns in the Pierre Shale

Richard L. Jones, Harvey Blatt

Journal of Sedimentary Research (SEPM)

... was to determine whether the nonclay petrology of the formation could be used to interpret its petrolgenetic history. Quartz is the major nonclay constituent...

DIAGENESIS OF THE WINNIPEG FORMATION IN MANITOBA: A REGIONAL PETROGRAPHIC STUDY

WILLIAM M. LAST, WILLIE W. SHUM

Williston Basin Symposium

... minerals exists, including: quartz, K-feldspar, Na-Ca plagioclase, Ca-plagioclase, anhydrite, calcite, dolomite, ankerite, halite, illite...

Observations on the Relationship of Detrital Quartz to Dolomite Crystal Size in the Type Section of the Cottonwood Canyon Member, Madison Limestone –A Possible Ancient Example of Eolian Carbonate Deposition

Ralph W. Specht

Earth Science Bulletin (WGA)

...Observations on the Relationship of Detrital Quartz to Dolomite Crystal Size in the Type Section of the Cottonwood Canyon Member, Madison Limestone...

Conglomerates of the Chatsworth Formation: A Discussion of Petrology and Provenance

Ivan P. Colburn, Eric R. West, Sean Mc.D. Carey

Pacific Section SEPM

... throughout the section. Quartz is the dominant grain type and ranges in content from 55 to 80 percent with an average of 70 percent. Quartz grains...

Microstructures of the Deformed Granites of Eastern Kuala Lumpur „ Implications for Mechanisms and Temperatures of Deformation

Ng Tham Fatt

Geological Society of Malaysia (GSM)

... during deformation - generally quartz and micas behave in a more ductile manner in comparison with the feldspars. The deformation environment...

Genesis of Cupriferous Quartz Arenite Cycles in the Grinnell Formation (Spokane Equivalent), Middle Proterozoic (Helikian): Belt-Purcell Supergroup, Eastern Rocky Mountains, Canada

Jon A. Collins, Leigh Smith

CSPG Bulletin

...Genesis of Cupriferous Quartz Arenite Cycles in the Grinnell Formation (Spokane Equivalent), Middle Proterozoic (Helikian): Belt-Purcell Supergroup...

Petrography and Porosity of the Cow Run Sand, St. Marys, West Virginia

John C. Griffiths

Journal of Sedimentary Research (SEPM)

..., controls the porosity. When less than 5 percent of carbonate occurs the grain size, size-sorting, quartz, and silica cement are the main factors...

Size Distribution of Chemically Extracted Quartz Used to Characterize Fine-grained Sediments

J. Paul Dauphin

Journal of Sedimentary Research (SEPM)

...Size Distribution of Chemically Extracted Quartz Used to Characterize Fine-grained Sediments J. Paul Dauphin 1980 Vol. 50 No. 1. (March), Silt sized...

Characteristics and diagenetic model of hyperpycnite reservoirs in the gentle slope of a lacustrine rift basin: A case study from the third member of the Eocene Shahejie Formation, Bonan sag, Bohai Bay Basin, Eastern China

Tian Yang, Rong Cui, Yingchang Cao, Yanzhong Wang, Lingli Zhou, and Laixing Cai

AAPG Bulletin

.... In addition to mechanical compaction, quartz overgrowths and carbonate cementation are the main factors that reduce the quality of the reservoirs...

Igneous Intrusives in Silver City Area, Kansas: GEOLOGICAL NOTES

Samuel Weidman

AAPG Bulletin

... the surface. In 1929 the writer observed fine dark blue and also coarse gray quartz rocks occurring as scattered fragments in the soil near one of the old...

Clastic Quartz Particles as Indices of Provenance

John Bokman

Journal of Sedimentary Research (SEPM)

...Clastic Quartz Particles as Indices of Provenance John Bokman 1952 Vol. 22 No. 1. (March), Previous work on the use of detrital quartz as an index...

Geologic Features of the Pantai Acheh Granite, Penang

Lim Tow Ho

Geological Society of Malaysia (GSM)

... with are intended to illustrate the main geological features. The present area I examined is only quartz-tourmaline veins. The porphyritic aplite the northern...

Petrographic Features of the Reservoirs of the Middle Devonian Oil Pool of the Usin Field

M. A. Gruzdeva, L. I. Filippova

Petroleum Geology: A Digest of Russian Literature

... Fig. 1. Figure 1. Usin well 310, interval 3083.5-3087.9 m, sample 2/4, first member of Afonin horizon, 230X, crossed nicols. Finegrained quartz...

Crystalline Rock in a Deep Well in Winkler County, Texas: GEOLOGICAL NOTES

Leroy T. Patton

AAPG Bulletin

... an angle of 70°-80° with the axis of the core. Folia of biotite alternate with a slightly pinkish feldspar. Quartz is not as prominent a constituent...

Abstract: Influence of Paleostresses in Controlling the Gold Mineralization in Lubok Mandi Area, Peninsular Malaysia

Heru Sigit Purwanto, Ibrahim Abdullah, Wan Fuad Wan Hassan, Juhari Mat Akhir

Geological Society of Malaysia (GSM)

... to Permian in age, is cut by dacite intrusion and quartz veins. The major geological structural trends in the Lubok Mandi area are aligned in WNW-ESE...

Volcanic Origin of Quartz-Rich Sediments in East Java

Helen Smyth, Robert Hall, Joseph Hamilton, Peter Kinny

Indonesian Petroleum Association

...Volcanic Origin of Quartz-Rich Sediments in East Java Helen Smyth, Robert Hall, Joseph Hamilton, Peter Kinny 2003 1 19 There are important...

Deformation Fabrics

AAPG Special Volumes

... investigation of pressure solution of quartz: Jour. Sed. Petrology, v. 39, p. 1107-1117. Rieke, H. H., III, and G. V. Chilingarian, 1974, Compaction...

The Effect of Grain-Coating Microquartz on Preservation of Reservoir Porosity

Nils Einar Aase, Per Arne Bjorkum, Paul H. Nadeau

AAPG Bulletin

..., but few workers have realized that similar effects can be produced by microcrystalline quartz coatings. This phenomenon can be expected only under special...

On the Origin of Quartz in the Velkerri Fm: Implications for Exploration and Production in the Beetaloo Sub-Basin and the Si Cycle in the Mesoproterozoic

Claudio Delle Piane, Kitty L. Milliken, Vincent Crombez, Laure Martin, William Rickard

Petroleum Exploration Society of Australia (PESA)

...On the Origin of Quartz in the Velkerri Fm: Implications for Exploration and Production in the Beetaloo Sub-Basin and the Si Cycle...

Diagenetic Replacement and Solution of Biogenic Phosphate by Silica: NOTES

Daniel Horowitz

Journal of Sedimentary Research (SEPM)

... in some diagenetically modified sandstones are subject to pressure solution by detrital quartz and/or to replacement by silica. Silica replacement...

Radiation-Damage Rims in Quartz from Uranium-Bearing Sandstones

Jean Dominique Meunier , Elisabeth Sellier , Maurice Pagel

Journal of Sedimentary Research (SEPM)

...Radiation-Damage Rims in Quartz from Uranium-Bearing Sandstones Jean Dominique Meunier , Elisabeth Sellier , Maurice Pagel 1990 Vol. 60 No. 1...

Abstracts: Influence of Hydrothermal Fluids on the Horn River Shale Sequence; #90173 (2015)

Ronald J. Spencer, Thomas Weedmark, Victoria Biersteker, and Jon Dola

Search and Discovery.com

...% quartz and 8% illite by XRD. The platy beds have a detrital fabric as observed in polished thin sections using SEM. Thin fissile lamina have somewhat lower...

Bituminous-Sandstone Diagenetic Sequence of Silurian Age in the Majiang Paleopool, Guizhou Province, China

Liu Shuhui, Hu Weiyuan, Qui Yunxin, Chen Yanbin

Circum Pacific Council Publications

..., China ABSTRACT The diagenetic sequence of bituminous sandstones is compaction —> quartz overgrowth — > oil emplacement —> ferruginous carbonatization...

Relationships Between Silica Diagenesis, Deformation, and Fluid Flow in Monterey Formation Cherts, Santa Maria Basin, California

Richard J. Behl

Pacific Section SEPM

... form an important pathway for bedding parallel fluid migration in the Monterey Formation of California. Pure opalCT and quartz cherts formed...