Fiber Queen Mine, Schoolhouse Canyon, San Gabriel Mts, Los Angeles Co., California, USA
|Latitude & Longitude (WGS84):||34° 20' 32'' North , 118° 27' 28'' West|
|Latitude & Longitude (decimal):||34.34222,-118.45778|
|Köppen climate type:||Csb : Warm-summer Mediterranean climate|
A former asbestos mine located in the center S½ sec. 16, T3N, R15W, SBM, N of the Sylmar neighborhood of the San Fernando region of the city of Los Angeles.
Mineralization is a metamorphic deposit hosted in rocks of the Pucara Formation (schist, metasedimentary rock).
Production data are found in: Oakeshott (1958).
3 valid minerals.
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 - Paleoproterozoic|
66 - 2500 Ma
|pre-Cenozoic granitic and metamorphic rocks undivided|
Age: to Cretaceous (66 - 2500 Ma)
Stratigraphic Name: Ash Mountain Complex; Placerita Formation; Sur Series
Comments: Southern California, Mojave Desert, Sierra Nevada, central California Coast Ranges
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. 
|Jurassic - Triassic|
145 - 252.17 Ma
Age: Mesozoic (145 - 252.17 Ma)
Description: Dark gneiss including metadiorite, massive hornblende diorite, and amphibolite and biotite schist; intrudes the Placerita Formation and intruded by Cretaceous granitic rocks. (Condor Peak, Sunland, San Fernando and Burbank 7.5’ quadrangles; Oakeshott, 1958)
Reference: Alvarez, R.M. and K.R. Bovard. Preliminary Geologic Map of the Los Angeles 30' x 60' Quadrangle, Southern California. U.S. Geological Survey Open-File Report 2005-1019.