Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Geology > by state > Oregon
| State | Oregon |
|---|---|
| Name | Mafic vent complexes (Miocene) |
| Geologic age | Miocene |
| Original map label | Tmv |
| Primary rock type | basalt |
| Secondary rock type | andesite |
| Other rock types | volcanic breccia (agglomerate) |
| Lithologic constituents | Major
Igneous > Hypabyssal > Mafic-hypabyssal > Hypabyssal-basalt (Stock or pipe) Minor
Igneous > Volcanic > Mafic-volcanic > Basaltic-andesite (Flow) Igneous > Volcanic > Mafic-volcanic > Basalt (Flow) Igneous > Hypabyssal > Mafic-hypabyssal > Hypabyssal-basaltic-andesite (Dike or sill) Igneous > Hypabyssal > Mafic-hypabyssal > Hypabyssal-basaltic-andesite (Stock or pipe) Igneous > Hypabyssal > Mafic-hypabyssal > Hypabyssal-basalt (Dike or sill) Incidental
Igneous > Volcanic > Mafic-volcanic > Andesite (Volcaniclastic, volcanic breccia) Igneous > Volcanic > Mafic-volcanic > Andesite (Flow) Igneous > Volcanic > Mafic-volcanic > Basaltic-andesite (Volcaniclastic, volcanic breccia) Igneous > Volcanic > Mafic-volcanic > Basalt (Volcaniclastic, volcanic breccia) Igneous > Hypabyssal > Mafic-hypabyssal > Hypabyssal-andesite (Stock or pipe) Igneous > Hypabyssal > Mafic-hypabyssal > Hypabyssal-andesite (Dike or sill) |
| Map references | Walker, G.W. and MacLeod, N.S., 1991, Geologic map of Oregon: U.S. Geological Survey, scale 1:500,000. |
| Unit references | Walker, G.W. and MacLeod, N.S., 1991, Geologic map of Oregon: U.S. Geological Survey, scale 1:500,000. |
| Geographic coverage | Clackamas - Douglas - Hood River - Jackson - Jefferson - Klamath - Lake - Lane - Linn - Marion - Wasco |
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U.S. Department of the Interior |
U.S. Geological Survey
URL:
http://mrdata.usgs.gov/geology/state/sgmc-unit.php?unit=ORTmv;0
Page Contact Information: Peter Schweitzer
