Geology of the Tujunga region, Southwestern San Gabriel Mountains
<p> The Tujunga area offers a wide variety of rocks, igneous plutonics, lavas, metamorphics, and Tertiary and Quaternary marine and terrestrial sediments from middle Miocene up to Recent in age. The entire span of all the rocks of the area ranges quite certainly from Jurassic up to Recent...
Internet
https://thesis.library.caltech.edu/5711/1/Sharp_rp_1934.pdfhttps://thesis.library.caltech.edu/5711/2/Sharp_rp_1934_plate.PDF
Sharp, Robert Phillip (1934) Geology of the Tujunga region, Southwestern San Gabriel Mountains. Bachelor's thesis, California Institute of Technology. doi:10.7907/6D8Y-3G83. https://resolver.caltech.edu/CaltechTHESIS:04082010-130714281 <https://resolver.caltech.edu/CaltechTHESIS:04082010-130714281>