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Trona Pinnacles

Trona Pinnacles
Trona Pinnacles

Trona Pinnacles is a relic landform from the Pleistocene containing unique formations of calcium carbonate known as "tufa".

Location: San Bernardino County, CA

Year designated: 1967

Acres: 688

Ownership: Federal

For additional information see:


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Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.

Last Updated: June 28, 2012