Subsurface stratigraphy of upper Devonian clastics in southern West Virginia
Studies of upper Devonian shales and siltstones in southern West Virginia have resulted in a refinement of the stratigraphic framework used in characterizing the gas-producing Devonian shales. Gamma-ray log correlation around the periphery of the Appalachian Basin has extended the usage of New York stratigraphic nomenclature for the interval between the base of the Dunkirk shale and the top of the Tully limestone to southern West Virginia. Equivalents of the Dunkirk shale and younger rocks of New York are recognized in southwestern West Virginia and are named according to Ohio usage. Gas production is primarily from the basal black shale member of the Ohio shale. Gas shows from older black shale units (Rhinestreet and Marcellus shales) are recorded from wells east of the major producing trend. Provided suitable stimulation techniques can be developed, these older and deeper black shales may prove to be another potential gas resource.
- OSTI ID:
- 6456601
- Report Number(s):
- CONF-7904212-
- Journal Information:
- Am. Assoc. Pet. Geol. Soc. Econ. Paleontol. Mineral., Annu. Meet. Abstr.; (United States), Journal Name: Am. Assoc. Pet. Geol. Soc. Econ. Paleontol. Mineral., Annu. Meet. Abstr.; (United States); ISSN APGAB
- Country of Publication:
- United States
- Language:
- English
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Refined Lithostratigraphy of Middle and Upper Devonian shales in West Virginia
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Related Subjects
030200* -- Natural Gas-- Reserves
Geology
& Exploration
030900 -- Natural Gas-- Artificial Stimulation
Plowshare-- (-1989)
BITUMINOUS MATERIALS
BLACK SHALES
CARBONACEOUS MATERIALS
CARBONATE ROCKS
CHATTANOOGA FORMATION
DEVONIAN PERIOD
ENERGY SOURCES
FEDERAL REGION II
FEDERAL REGION III
FOSSIL FUELS
FUELS
GAMMA LOGGING
GEOLOGIC AGES
GEOLOGIC DEPOSITS
GEOLOGIC FORMATIONS
GEOLOGY
LIMESTONE
MATERIALS
MINERAL RESOURCES
NATURAL GAS DEPOSITS
NATURAL GAS WELLS
NEW YORK
NORTH AMERICA
OIL SHALES
PALEOZOIC ERA
RADIOACTIVITY LOGGING
RESOURCE POTENTIAL
RESOURCES
ROCKS
SEDIMENTARY ROCKS
SILTSTONES
STIMULATION
STRATIGRAPHY
USA
WELL LOGGING
WELL STIMULATION
WELLS
WEST VIRGINIA