Ref.: Woodford, A.O., Crippen, R.A., and Garner, K.B. (1941) Section Across Commercial Quarry, Crestmore, California. American Mineralogist: 26: 352-381.
Forrester, Curt (2004) Large Clintonite Crystals from the Crestmore Quarry Riverside, California. Mineralogical Record: July/August, 2004.
The lower Chino quarries had been cut down to the surrounding grade, or somewhat lower, by 1927. An underground mine was started in 1930 and operated until 1986.
Mineral list contains entries from the region specified including sub-localitiesMineral List:12 entries listed. 10 valid minerals.
Localities in this Region:
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