Joaquin Ridge, Joaquin Ridge near Coalinga, California

The Joaquin Ridge near Coalinga, California, was a mining district rather than a single mine: for 1974 and 1975 the U.S. Bureau of Mines' Minerals Yearbook reported that "yearend mining was limited to the Joaquin Ridge near Coalinga," with Atlas Asbestos Corp. working its Santa Cruz mine in Fresno County and Union Carbide Corp. operating its Santa Rita mine in San Benito County.^4,5 It said that at yearend 1976 "mines were also active on the Joaquin Ridge near Coalinga," and for 1977 that "two mines were also active" there.^1,2 For 1980 the yearbook reported that "one other mine was also active in California on the Joaquin Ridge near Coalinga," which it went on to name as the Santa Rita mine.³

Location

Year by year

Every statement about this mine in the documents, in each document's own words, by the year it is about.

1974

• Description: “Yearend mining was limited to the Joaquin Ridge near Coalinga”, p. 2⁴

1975

• Description: “Yearend mining was limited to the Joaquin Ridge near Coalinga”, p. 2⁵

1976

• Worked: “mines were also active on the Joaquin Ridge near Coalinga”, p. 2¹

1977

• Worked: “two mines were also active on the Joaquin Ridge near Coalinga”, p. 2²

1980

• Worked: “One other mine was also active in California on the Joaquin Ridge near Coalinga”, p. 3³

Other names

Documents call this mine “Joaquin Ridge”, “mines on the Joaquin Ridge near Coalinga”.

See also

• Atlas Asbestos Corp.: the company's history, documents, people, products and plants
• Union Carbide Corp.: the company's documents, people, products and plants
• Asbestos exposure sites in California
• All asbestos mines

References

1. Minerals Yearbook: Asbestos Chapters, 1976 (January 1, 1977), p. 2.
2. Minerals Yearbook: Asbestos Chapters, 1977 (January 1, 1978), p. 2.
3. Minerals Yearbook: Asbestos Chapters, 1980 (January 1, 1981), p. 3.
4. Minerals Yearbook: Asbestos Chapters, 1974 (January 1, 1975), p. 2.
5. Minerals Yearbook: Asbestos Chapters, 1975 (January 1, 1976), p. 2.