The USGS Energy Resources Program has studied oil shale resources of the United States, with a significant effort on the Eocene Green River Formation of Colorado, Utah, and Wyoming. This formation contains the largest oil shale deposits in the world. Oil shale, despite the name, does not actually contain oil, but is a precursor of oil …
Canada's oil-shale deposits range from Ordovician to Cretaceous age and include deposits of lacustrine and marine origin; as many as 19 deposits have been identified (Macauley, 1981; Davies and Nassichuk, 1988). During the 1980s, a number of the deposits were explored by core drilling (Macauley, 1981, 1984a, 1984b; Macauley and …
The Green River Formation — an assemblage of over 1,000 feet of sedimentary rocks that lie beneath parts of Colorado, Utah, and Wyoming — contains the world's largest deposits of oil shale.
Learn about the oil shale deposits of the Eocene Green River Formation in Colorado, Utah, and Wyoming, which contain the largest oil shale resources in the world. Find assessments, maps, publications, …
Oil-shale deposits are in many parts of the world. They range in age from Cambrian to Tertiary and were formed in a variety of marine, continental, and lacustrine depositional environments. The largest known deposit is in the Green River Formation in the western United States; it contains an estimated 213 billion tons of in-situ shale oil …
Learn about the two most important oil-shale deposits in the U.S.: the Green River Formation and the Devonian-Mississippian black shales. See maps, geology, and …
The various oil shale deposits that have been mined around the world since the early 20th century have ranged from shale to marlstone to carbonate mudstone.All are relatively fine-grained sedimentary rocks, as …
Lamosite deposits make up some of the largest oil shale formations in the world. Torbanite deposits are found mainly in Scotland, Australia, Canada, and South Africa. Oil shales from marine …
Learn about the definition, origin, composition, and distribution of oil shale, a fine-grained sedimentary rock containing organic matter that yields oil and gas upon heating. Explore the geology and resources of oil-shale deposits in different countries and regions, with maps …
Significant oil shale reserves also exist in the Republic of Estonia, where active oil shale deposits amount to about 9.2 billion barrels of oil. Current BLM Efforts The President's National Energy Policy outlined a number of recommendations to diversify and increase energy supplies, encourage conservation, and ensure environmentally ...
Vinegar says Israel has the third-biggest oil shale deposits in the world, outside the US and China: "We estimate there is the equivalent of 250 billion barrels of oil here. To put that in context ...
The Songliao Basin contains some of the largest volumes of oil shales in China; however, these energy sources are located in areas covered by arable land, meaning that the best way of exploiting them is …
Oil shale deposits around the world represent a substantial but largely untapped petroleum resource. The viability of oil shale as a feedstock for the large-scale production of liquid hydrocarbon fuels continues to be dependent on the cost of producing from conventional crude oil resources and, increasingly, unconventional petroleum …
In a new report, "The future of shale: The US story and its implications," Global Energy Center Senior Fellow Ellen Scholl looks at the factors which enabled the rise of oil and gas production from shale deposits, focusing on the developments which have transpired in Texas.
The Huadian Basin is an oil shale-bearing basin located in northeastern China. Thirteen oil shale layers deposited in this basin, and the characteristics of oil shale are different among these oil shale layers. Based on the core observation and microscope identification, using the organic and inorganic data from borehole HD3 and outcrops, the …
In Jordan, oil shale deposits underlie some 70% of the country and occur in at least 26 localities (Fig. 9). The most important and intensively studied deposits are in west-central Jordan, where they occur near the surface and close to developed infrastructure (Hamarneh et al. 2006). The Jordanian oil shale is a high-quality marinite …
Oil-shale deposits are found in many parts of the world. They range in age from Cambrian to Tertiary and were formed in a variety of marine, continental, and lacustine depositional environments.
The oil-shale deposits of Australia range from small and noneconomic to deposits large enough for commercial development. The "demonstrated" oil-shale resources of Australia total 58 billion tons, from which about 3.1 billion tons of oil (24 billion barrels) is recoverable (Crisp and others, 1987, p. 1).
The report describes the formation, distribution, and size of oil-shale deposits in 33 countries. It estimates that the world has 409 billion tons of in-situ shale oil, with …
Thick dark mudstone and oil shale layers have been identified in the Sangonghe district at the northern foot of the Bogeda Mountains in the Junggar Basin of northwestern China. The host rock assemblages indicate that the oil shale mainly formed in a reducing deep lacustrine environment. The bottom boundary is mostly representative …
Whether we are talking shale oil or oil shale, there is a common denominator: both cost more per barrel for extraction than more conventional oil deposits. This means that both are especially ...
Oil shale deposits in Ethiopia can be used for production of oil and gas. Introduction. The availability of energy at a reasonable cost has always been a pre-condition for industrial growth, economic and social progress. Owing to the present world wide energy crisis, low-grade fuels (oil shale, coal, tar sand, bitumen, etc.) have become an ...
Deposits of oil shale may be found at varying depths below the surface. Oil shale occurs in nearly 100 major deposits in 27 countries worldwide (3). It is generally found atshallow depths of lessthan 900 …
The largest known deposits of oil shale are in a 16,000-square mile area of the Green River Formation in Colorado, Utah, and Wyoming with a total in-place oil shale resources …
Oil-shale deposits are in many parts of the world. They range in age from Cambrian to Tertiary and were formed in a variety of marine, continental, and lacustrine depositional environments. The largest known deposit is in the Green River Formation in the western United States; it contains an estimated 213 billion tons of in-situ shale oil ...
The largest known deposits of oil shale are in a 16,000-square mile area of the Green River Formation in Colorado, Utah, and Wyoming with a total in-place oil shale resources estimated at 4.3 trillion barrels. Also present but largely undeveloped on public lands is tar sands, sedimentary rocks containing a heavy hydrocarbon compound called ...
The Elko Formation contains oil-shale deposits of primary significance in the state of Nevada. A minimum geologic age determined for the Elko Formation is latest Eocene or earliest Oligocene, or about 37 million years old. oil shale in the Elko Formation was derived from the accumulation and preservation of mineral sediments and organic ...
Estimated shale oil and shale gas resources in the United States and in 137 shale formations in 41 other countries represent 10% of the world's crude oil and 32% of the world's natural gas technically recoverable resources, or those that can be produced using current technology without reference to economic profitability, according to a new …
Oil shale is a type of sedimentary rock formation that is used to produce oil and gas. It is generally less economical than conventional crude oil. ... The U.S. is home to the largest deposits of ...
Lacustrine oil-shale deposits of Tertiary age are near Mae Sot, Tak Province, and at Li, Lampoon Province. The Thai Department of Mineral Resources has explored the Mae Sot deposit with the drilling of many core holes. The oil shale is a lamosite similar in some respects to the Green River oil shale in Colorado. The Mae Sot deposit underlies ...