| References: | J. Murdoch : "Pendletonite, a new hydrocarbon mineral from California", Amer. Miner. , 1967, 52, 611; Echigo, T., Kimata, M., Maruoka, T. (2007): Crystal-chemical and carbon-isotopic characteristics of karpatite (C24H12) from the Picacho Peak Area, San Benito County, California: Evidences for the hydrothermal formation. American Mineralogist, 92, 1262-1269 |