65 fine-grained feldspathic quartzite is commonly in 1-5 dm, rarely 1 m, geological History of the Purcell (Belt) basin: Canadian Journal of Earth Sciences, v. ... Hamilton, J.M., R.G. McEachern, and O.E. Owens, 2000, A History of geological investi- 55 ... of Yb dominate. Forms ridgeline in northeast corner of map. metallogenic History of the early synrift phase of the Purcell basin, southeastern British ...

Ypm Qgl geological History of the Purcell (Belt) basin: Canadian Journal of Earth Sciences, ... Hamilton, J.M., R.G. McEachern, and O.E. Owens, 2000, A History of geological ... cracks that taper downward. On bedding-plane surfaces, cracks are metallogenic History of the early synrift phase of the Purcell basin, southeastern British ...

Rusty nature of outcrop is due to weathering of Mesoproterozoic geological History of the Purcell (Belt) basin: Canadian ... Hamilton, J.M., R.G. McEachern, and O.E. Owens, 2000, A History of geologi- ... Cressman and Harrison, 1986). magmatic and metallogenic History of the early synrift phase of the Purcell ...

Mesoproterozoic geological History of the Purcell (Belt) basin: Canadian ... to the south about 500 m Hamilton, J.M., R.G. McEachern, and O.E. Owens, 2000, A History of geologi- Ypfq ... magmatic and metallogenic History of the early synrift phase of the Purcell ...

GEOLOGIC History basalt and rhyolite. Sand beds are locally black because of high obsidian ... glacial History over the past two glacial-interglacial cycles (~150 ka), southbetween ...

Natural History, p. 3-20. ...

, 1965, 1998, Quaternary History of the Thatcher Basin, ID, southeast ID: Reassessment of Pleistocene lakes, MS ... Danzl, R.B., 1982, Stratigraphy and Eastern Idaho, Idaho Museum of Natural History, p. 251- lake are known today as the Main Canyon Formation (Qmc). The ... Natural History, p. 254-255 ...

In the eastern part of the Clearwater complex, however, the exhumation History and structural ...

Structure, Intrusive History, and Location of the Eastern Margin of the Wallowa Terrane, Western ... North Idaho, September. The Boise Basin Gold Discovery and Its Role in Idaho’s History, by Don Adair and Virginia Gillerman: Osher Institute Course, Boise, ... Year 2012 Co-instructor, The Boise Basin Gold Discovery and Its Role in Idaho’s History, Osher Institute for Lifelong Learning, Boise, May (V.S. Gillerman). ...

— series of mine History reports, which combine published references with unpublished materials from its ... references with unpublished materials from its mineral property files. A History of the Clayton Mine and Smelter in Custer County was published during the year. ... M. Breckenridge: Idaho Geological Survey Digital Database 3. History of the Clayton Mine and Smelter, Custer County, Idaho, by Victoria ...

Geology of Eastern Idaho: Idaho Museum of Natural History, Pocatello, Idaho, p. 295-334. Link, P.K., J.B. Mahoney, D.J. ... Manduca, C.A., M.A. Kuntz, and L.T. Silver, 1993, Emplacement and deformation History of the western 54 margin of the Idaho batholith near McCall, Idaho: ...

TRPgs TRPmr TRPvg TRPmg The structural History of this area is complex and long-lived. Early contrac- 65 ... drainage History in the Clearwater embayment, Idaho: Geological Society ...

Primarily deposited drainage History in the Clearwater embayment, Idaho: Geological Society ... Lund, Karen, 1984, Tectonic History of a continent-island arc boundary, west ...

50 37 normalized values of modal quartz (Q), alkali feldspar (A), and plagioclase antiform are upright and that the calcareous banded phyllite (KPcp) and The structural History of this area is complex and long-lived. The area lies ... tion History in which the assemblage remained at relatively shallow crustal ... believe the Rapid River thrust is immediately west of the quadrangle drainage History in the Clearwater embayment, Idaho: Geological Society 35 ...

In addition, we use a norma- polarity, although some flows have inconsistent and weak field magnetom- drainage History in the Clearwater embayment, Idaho: Geological Society ... Lund, Karen, 1984, Tectonic History of a continent-island arc boundary, west ... rocks in the eastern part of the map. Rocks in the southwestern The structural History of this area is complex and long-lived. The area ...

3,000 3,000 Museum of Natural History, p. 3-20. ...

valley have resulted from the formation of a diapiric load structure and stratigraphic position in West Yellowstone and Jackson Hole have dates of Natural History, Pocatello, Idaho, p. 181-202. ...

Tkg Ysq Museum of Natural History, p. 3-20. 78 Ttcr ...

GEOLOGIC History is mostly basalt, rhyolitic glass shards, and quartz phenocryst grains. ...

25 Ymi Mesoproterozoic geological History of the Purcell (Belt) basin: Canadian ... STRUCTURE Hamilton, J.M., R.G. McEachern, and O.E. Owens, 2000, A History of geologi- ... it to explain lack of continuity of sills across Round magmatic and metallogenic History of the early synrift phase of the Purcell ...

m Mesoproterozoic geological History of the Purcell (Belt) basin: Canadian ... rock, but at low elevation Hamilton, J.M., R.G. McEachern, and O.E. Owens, 2000, A History of geologi- ...

Others as thick as 3 m appear structureless Mesoproterozoic geological History of the Purcell (Belt) basin: Canadian ... faults from the north Hamilton, J.M., R.G. McEachern, and O.E. Owens, 2000, A History of geologi- ... magmatic and metallogenic History of the early synrift phase of the Purcell ...

In Mound and GEOLOGIC History ... is marked at the transition from carbonate Late Cambrian to Early Cretaceous History – No rocks of this age are ... Early Eocene to Early Miocene History - No rocks of this age are preserved ...

Geoprocessing History ? PROCESS PROCESS NAME DATE 2013-03-21 ... INCLUDE IN LINEAGE WHEN EXPORTING METADATA No Hide Geoprocessing History ? Distribution ? DISTRIBUTOR ? CONTACT ...

GEOLOGIC History ... sediment from outwash deposits during glaciation of the Snake River Natural History, Pocatello, Idaho, p. 181-202. ...

complex History of river-lava flow interactions in this area. Department of ...

III--CENOZOIC History 19 GENERAL STATEMENT ... B reviewing specific items . .A discussion of the Cenozoic structure/tectonic History of the region to provide further interpretation of the geologic and ... interpretation of the geologic and structure maps. Chapter III--CENOZOIC History covers this chronoloqy . •An integration of the above products, ...

geologic History of a region and the mineral associations affinity to carbonatites ...

— series of mine History reports, which combine published references with unpublished materials from ... with unpublished materials from its mineral property files. A History of the Viola Mine in Lemhi County was published during the year. ... Idaho Geological Survey Digital Web Map 110, scale 1:24,000, 2009. History of Mines in the Smiley Creek Area of the Vienna Mining District, Blaine ...