The Science of Sustainability

Tag: Franciscan Complex

Geological Outings Around the Bay: San Bruno Mountain

Geological Outings Around the Bay: San Bruno Mountain

There is no Bay Area peak more central than San Bruno Mountain, and it's remarkably unspoiled.

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Geological Outings Around the Bay: Sunol Regional Wilderness

Geological Outings Around the Bay: Sunol Regional Wilderness

The Franciscan rocks of Sunol Regional Wilderness are star players at the frontier of plate tectonics.

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Side Trips from Interstate 5: Stony Creek Valley

Side Trips from Interstate 5: Stony Creek Valley

Visit some classic rocks in the little-trafficked country lying just over the hills of the western Sacramento Valley.

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Geological Outings Around the Bay: New Almaden

Geological Outings Around the Bay: New Almaden

The New Almaden area looms large in Gold Rush history. Today it's an open-air museum of California mining practices and quicksilver geology.

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Geological Outings Around the Bay: Albany Hill

Geological Outings Around the Bay: Albany Hill

Among the commuters who pass it twice a day, surely thousands of people wonder about that dramatic little hill next to I-80/580 just north of Berkeley. Wonder no more.

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Geological Outings Around the Bay: The Great Slickenside of Corona Heights

Geological Outings Around the Bay: The Great Slickenside of Corona Heights

Everyone loves San Francisco, but geologists love it for reasons others don't, such as its gigantic slickenside.

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Geological Outings Around the Bay: Stinson Beach

Geological Outings Around the Bay: Stinson Beach

Even if geology weren't a factor, Stinson Beach would be among my top Bay Area beaches. But with me, geology is always a factor. Let's take in the scene.

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Geological Outings Around the Bay: Marin Headlands

Geological Outings Around the Bay: Marin Headlands

The Marin Headlands are a textbook location to see some classic rocks of the Franciscan Complex, rocks that literally shape San Francisco's worldview.

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Calera Limestone, a Gift from the Ancient Pacific

Calera Limestone, a Gift from the Ancient Pacific

This humble stone is both economically and scientifically valuable, not just a mainstay of the concrete supply but a signpost in time from a world now lost.

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