Introducing Mount Diablo: Episode 12
Update: 2019-02-11
Description
COAL MINING Just northeast of Mount Diablo, thin layers of “black diamonds” in the sandstone paved the way for California’s industrial development at the end of the 19th century. East Bay Regional Parks naturalist Mike Moran tells the story.
Presented by Save Mount Diablo in partnership with Mount Diablo Interpretive Association.
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