The Geology and Development of the Wisconsin-Illinois Lead-Zinc District

Charles H. Behre Jr.

Kansas Geological Society

... of descending solutions.16 Van Hise suggested artesian circulation,17 and Emmons recently appealed to rising hydrothermal waters.18 With certain...

Geology of the Cornubian Tin Field 'A Review'

N. J. Jackson

Geological Society of Malaysia (GSM)

..., postmagmatic metasomatisms and alterations 2) hydrothermal breccia pipes 3) metallised and non-metailised pegmatites 4) metallised vein systems...

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

..., pyritization and hydrothermal silicification. Compaction The petrographic expressions of compaction are quite obvious; besides the widespread...

Mining Heat

Paul Wood

GEO ExPro Magazine

... we are looking for in Cornwall is something between hydrothermal, where hot water or steam exist naturally underground, and true hot dry rocks where...

Tin/Tungsten-Bearing Granites in South China and Their Metallogenetic Relations

Xu Keqin, Zhu Jinchu

Geological Society of Malaysia (GSM)

... in composition with enrichment of alkalies and intense hydrothermal alteration (especially K-feldsparthization, albitization and greisenization...

Chemical Variation of Biotite and Hornblende in Some Malaysian and Sumatran Granitoids

Charles S. Hutchison

Geological Society of Malaysia (GSM)

... a nonequilibrium partitioning of Fe/Mg with the biotite. They are probably of hydrothermal origin. An unusually green coexisting biotite and hornblende in the Gunung...

Know Your Faults!: Part I

Rasoul Sorkhabi

GEO ExPro Magazine

..., brecciated or highly sheared fault rock surrounded by a damage zone characterised by fractures, hydrothermal veins, etc. Faults with greater lengths...

Epithermal Gold-Copper Mineralization Associated with Late Neogene-Magmatism and Crustal Extension in the Sunda-Banda Arc

R. Soeria-Atmadja, Y. Sunarya, Sutanto, Hendaryono

Geological Society of Malaysia (GSM)

... hydrothermal fluids and modification of their physico-chemical nature. He further stated that unusual arc setting (back-arcs, post-subduction arcs, rifted...

The Role of Airborne Gamma-Ray Spectrometry in Bedrock Mapping and Mineral Exploration: Case Studies from Granitic Rocks Within the Meguma Zone, Nova Scotia

G. A. O’Reilly, M. C. Corey, K. L. Ford

Atlantic Geology

... allows for consideration of factors such as compositional variability of bedrock, pervasive metasomatic and hydrothermal alteration effects, type...

A Study of Fluid Inclusions at the Cikotok Gold Mine, West Java, Indonesia

Y. Noya, S. A. Wilde, S. A. Mangga, D. Sukarna

Geological Society of Malaysia (GSM)

... and in hydrothermal breccias. Doubly-polished thin sections, approximately 50 pm thick, were prepared from vein quartz collected at various levels...

Paleomagnetism, Rock Magnetism and Opaque Mineralogy of Iron Ore Deposits From Southern Mexico and Their Implications for Quantitative Modelling of Magnetometric Data

L. Alva-Valdivia, J. Urrutia-Fucugauchi, H. Bohnel

Circum Pacific Council Publications

... of the host rocks. The bordering walls of some dikes are surprisingly unaltered, with no indication of assimilation or unusual hydrothermal alteration...

Abstract: Organic Petrology of Pyro-Bitumen from the El Soldado Copper Deposit, Chile

N. S. F. Wilson

The Society for Organic Petrology (TSOP)

..., 1997. In: H.E. Barnes (ed.), Geochemistry of Hydrothermal ore deposits. John Wiley & Sons, New York. Parnell, J., Hucha, H. and Landais, P., 1993...

Introduction

J. R. Allan, W. D. Wiggins

AAPG Special Volumes

.... For example, geochemical evidence for hydrothermal dolomite may increase the importance of recognizing deep subsurface faults, which can act...

Appendix III. Interpretation of Dolomites by Comparison to Other Dolomites

J. R. Allan, W. D. Wiggins

AAPG Special Volumes

... as replacement phases; as late-stage dolomite cement that fills fractures, vugs, and intergranular pore space; and as hydrothermal gangue dolomite...

Geology and Mineral Deposits of the Sunlight District, Park County, Wyoming

M. H. Bergendahl

Wyoming Geological Association

... and Mineralization Mineralization and hydrothermal alteration in the Sunlight district are related to the syenite intrusives. The most intense mineralization...

ABSTRACT: THE BIOMARKERS AND ISOTOPE GEOCHEMISTRY OF RHODOCHROSITE ORES FROM NEOPROTEROZOIC DATANGPO FORMATION IN SOUTH CHINA

Fanwei Meng, Chuanming Zhou, Xunlai Yuan

The Society for Organic Petrology (TSOP)

... of synchronous faults, the manganese deposits were mainly attributed were mainly attributed to the volcanic and hydrothermal activities (Chen et al...

Geological Society of Malaysia Newsletter Number 33 (December 1971)

N. S. Haille editor

Geological Society of Malaysia (GSM)

... be matched in intensity by those nurrerous other tantaliferous cassiterites from the hydrothermal deposits to the west of the Main '" ';', Fig. 2...

Introduction to the Geology and Ore Deposits of the East Tintic Mining District

John B. Bush

Utah Geological Association

... of zones of late stage hydrothermal activity and possibility of ore bodies in underlying carbonate formations. Sanded dolomite and baritic jasperoid...

Guidebook to the Geology of Utah, Number 12: Geology of the East Tintic Mountains and Ore Deposits of the Tintic Mining Districts; Frontmatter

Douglas R. Cook

Utah Geological Association

... Ore Deposits of the Eureka Standard, Apex Standard and Iron King Mines.   By John B. Bush 120 Hydrothermal Alteration in the East Tintic Mining...

Front Matter

AAPG Special Volumes

... in the geochemistry of organogenic elements and compounds in the lithosphere--in hydrothermal systems, fluid inclusions, and organic metamorphism...

Mineral of the Schoenfliesite-Wickmanite Series from Sungai Gow, Pahang: A Preliminary Finding

Wan Fuad Wan Hassan

Geological Society of Malaysia (GSM)

... member, (Fe Mn)Sn(OH)s' Mineral of the schoenfliesite-wickmanite series has been described as being of a very late hydrothermal, low temperature...

Deep Subsurface of Deryugin Depression (Sea of Okhotsk)

A. G. Rodnikov, N. A. Sergeyeva, L. P. Zabarinskaya

Petroleum Geology: A Digest of Russian Literature

... hydrothermal processes along fault zones in the depression where methane, hydrogen, carbon dioxide, helium, and hydrogen sulfide are found in bottom...

A Discussion of Flow Mechanisms Responsible for Alteration and Mineralization in the Cambrian Aquifers of the Ouachita-Arkoma Basin-Ozark System: Chapter 8: DIAGENESIS AND BASIN HYDRODYNAMICS

L. M. Cathles

AAPG Special Volumes

... Geologists Bulletin, v. 11, p.1139-1149. Rowan, E. L., 1986, Cathodoluminescent zonation in hydrothermal dolomite cements: relationship...

Brittle-failure controls on maximum sustainable overpressure in different tectonic regimes

Richard H. Sibson

AAPG Bulletin

..., northern Gulf of Mexico: AAPG Bulletin, v. 85, p. 10071031.Fournier, R. O., 1999, Hydrothermal processes related to movement of fluid from plastic...

New insights on the Green River petroleum system in the Uinta basin from hydrous-pyrolysis experiments: Reply

Tim E. Ruble, Michael D. Lewan, R. Paul Philp

AAPG Bulletin

... for metastable equilibrium between hydrocarbons under hydrothermal conditions: Nature, v. 370, p. 285287.Siskin, M., G. Brons, A. R. Katritzky, and M...