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john-n:
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john-n: magnatite laminations in foreshore sand
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john-n:
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john-n: magnetite laminations in backshore sand
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john-n: magnetite
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john-n: eolian sand ripples
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john-n: looking for slip face
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john-n: pescadero bridge
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john-n:
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john-n: lagoon at pescadero marsh
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john-n: butano creek / tidal channel
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john-n: brian collecting sediment from tidal channel
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john-n: tidal channel
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john-n: oh, ok...
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john-n: cross-lamination in merced fm.
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john-n: dark organics in muddy sandstone in merced fm.
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john-n: shell fragments in merced fm.
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john-n: Merced Fm. at Fort Funston
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john-n: root casts in backshore beach sand
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john-n: merced fm. at fort funston (R)