Santa Rosa Hills, Riverside Co., California, USA
| Latitude & Longitude (WGS84): | 33° 42' 17'' North , 116° 55' 49'' West |
|---|---|
| Latitude & Longitude (decimal): | 33.7047442, -116.930301 |
A range of hills located just S of Hemet.
Mineral List
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
| Late Cretaceous - Middle Jurassic 66 - 174.1 Ma | Mesozoic granitic rocks, unit 2 (Peninsular Ranges) Age: Mesozoic (66 - 174.1 Ma) Stratigraphic Name: Bonsall Tonalite; Bradley Granodiorite; Cactus Quartz Monzonite; Cajalco Quartz Monzonite; Corona Hornblende Granodiorite Porphyry; Domenigoni Valley Granodiorite; Escondido Creek Leucogranodiorite; Estelle Tonalite; Fargo Canyon Diorite; Green Valley Tonalite; Home Gardens Quartz Monzonite Porphyry; Indian Mountain Leucogranodiorite; Lakeview Mountain Tonalite; Lake Wolford Leucogranodiorite; La Sierra Tonalite; Mount Hole Granodiorite; Rattlesnake Granite; Roblar Leucogranite; San Jacinto Granodiorite; Stonewall Quartz Diorite; Woodson Mountain Granodiorite Description: Mesozoic granite, quartz monzonite, granodiorite, and quartz diorite Comments: Peninsular Ranges. Primarily tonalite, granodiorite, and minor quartz monzonite and granite. Emplacement ages mostly 80 to 105 Ma in eastern part of area and 105 to 140 Ma in western part; minor Jurassic rocks in central part Lithology: Major:{tonalite}, Minor:{quartz diorite,granodiorite,quartz monzonite}, Incidental:{granite, pegmatite} 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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