US Forest Service 094 (US Forest Service 94), Clackamas Co., Oregon, USA
Latitude & Longitude (WGS84): | 45° 1' 54'' North , 122° 8' 21'' West |
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Latitude & Longitude (decimal): | 45.03167,-122.13917 |
GeoHash: | G#: c210htubr |
Köppen climate type: | Csb : Warm-summer Mediterranean climate |
REF:Deposit:: OR. DEPT. GEOL. AND MIN. INDUST. SPECIAL PAPER 3, 1978,
Deposit:: PLATE 1, NO. 303.
Commodities (Major) - Stone; (Trace) - Stone - Crushed/Broken
Development Status: Past Producer
No minerals currently recorded for this locality.
Regional Geology
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
Neogene 2.588 - 23.03 Ma ID: 3186305 | Cenozoic volcanic rocks Age: Neogene (2.588 - 23.03 Ma) Stratigraphic Name: Columbia River Basalt Comments: Columbia Plateau Lithology: Flood basalt(s); mafic volcanic rocks; basalt Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154] |
Miocene 5.333 - 23.03 Ma ID: 1541411 | Late Western Cascade Volcanics; Rhododendron Formation Age: Miocene (5.333 - 23.03 Ma) Stratigraphic Name: Rhododendron Formation Description: Rhododendron Formation; 915m thick; andesite Lithology: Major:: {andesite flows, gray, brown; olivine, plagioclase, pyroxene, hornblende phenocrysts}; Major:: {pyroclastic rocks, gray; mineralogy: salic}; Major:: {lahar, unspecified light} Minor:: {bedded volcaniclastic rocks}; Minor:: {scoria}; Minor:: {basalt flows, unspecified dark} Reference: R.L. Smith, W.P. Roe (compilers). Oregon Geologic Data Compilation, release 6. State of Oregon Department of Geology and Mineral Industries. [20] |
Miocene - Oligocene 5.333 - 33.9 Ma ID: 3000468 | Basaltic lava flows Age: Cenozoic (5.333 - 33.9 Ma) Description: Basaltic and basaltic andesite lava flows and breccia; grades laterally into rare bedded palagonitic tuff and breccia Lithology: Major:{basalt,basaltic andesite} Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133] |
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