Alternate namesRiver Plant, Southwestern Portland Cement Co
RegionNA
Data scoreD
Coordinates34.60471, -117.28758
References
CALIF. JOUR. MINES AND GEOL., V. 49, 1953, P. 177-180.CALIF. DIV. MINES BULLETIN 165, 1954, P. 165-169.CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 58, 1981,P. 50.