Found 11 datasets matching "Early Cambrian".
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The geology of an area of 660 square miles mostly in the northeastern corner of Tennessee and small adjacent areas in Virginia and North Carolina is the subject of this report. The region lies...
Search relevance: 44.56 | Views last month: 1 -
Great Bear Lake has an area of 29,500 km^2 and it is the fourth largest lake in North America. It is situated at an elevation of 169 m (515 ft) and has a maximum depth of 427 m (1,410 ft) so that...
Search relevance: 40.95 | Views last month: 0 -
This 1:24,000-scale geologic map includes new geologic mapping as well as compilation and revision of previous geologic maps. Field investigations were conducted from 2009-2011, while also...
Search relevance: 39.81 | Views last month: 0 -
The Strawberry Butte quadrangle, scale 1:24,000, is a legacy map of the U.S. Geological Survey, made as part of the Montana Investigations Project to provide information on the stratigraphy,...
Search relevance: 33.32 | Views last month: 2 -
This dataset is intended to provide seamless, integrated bedrock geologic mapping of the U.S. Intermountain West region and is funded by the National Cooperative Geologic Mapping Program of the...
Search relevance: 25.83 | Views last month: 5 -
This dataset is intended to provide seamless, integrated geologic mapping of the U.S. Intermountain West region as a contribution to The National Geologic Map supported by the National Cooperative...
Search relevance: 25.16 | Views last month: 0 -
The geodatabase for the Charlotte 1 degree × 2 degrees quadrangle by Goldsmith and others (1988) was compiled in the Geologic Map Schema (GeMS). The geologic map extends across four lithotectonic...
Search relevance: 24.80 | Views last month: 1 -
The Wells Creek Dolomite is the lowest unit of the Stones River Group. The Wells Creek consists of cherty limestone that underlies the Murfreesboro Limestone of the Stones River Group of Middle...
Search relevance: 18.40 | Views last month: 4 -
238U/206Pb SHRIMP, 40Ar/39Ar geochronologic, and geochemical data from the Central Virginia Piedmont
The Central Virginia Seismic Zone (CVSZ) is an area of historically increased earthquake activity that is of particular importance due to its proximity to many well-populated regions in the...
Search relevance: 12.03 | Views last month: 2 -
This dataset contains estimates of water withdrawals from 66 principal aquifers and "other" non-principal aquifers during 2015 for various categories of use in each county or county equivalent in...
Search relevance: 9.76 | Views last month: 0 -
The US Geological Survey, in cooperation with the National Park Service, mapped 35 7.5-minute quadrangles, within a 2-mile-wide+ corridor centered on the Parkway, from BLRI (Blue Ridge Parkway)...
Search relevance: 8.10 | Views last month: 3
