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BARYTES.
El Portal Mining Company, whose office is at 354 Pine street, San
Francisco, owns considerable barytes (heavy spar) on the north bank
of the Merced River, about one mile down river from El Portal.
The plant consists of a bin at the railroad tracks, also a bin at the
quarry, a surface tram down the hill and two ore cars. No one was
working in the-quarry at the time the plant was visited. A very good
quality of barium sulphate is produced.*
El Portal Mining Company's barytes quarry on the Merced River one mile below El Portal,
Mariposa County, California.
*The property is under lease to the Barber Chemical Company, which has a plant
at Melrose, Alameda County, Cal., manufacturing barium compounds.
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