Sedimentary Rock?

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It starts with a B and has 9 letters. Volcanic Ash Origin.

2007-10-15 14:54:36 · 4 answers · asked by Uski 4 in Science & Mathematics ➔ Earth Sciences & Geology

4 answers

Bentonite?

Its not really a sedimentary rock, but it meets your other criteria.

2007-10-15 14:58:49 · answer #1 · answered by minefinder 7 · 0⤊ 0⤋

How could volcanic ash be a sedimentary rock?.....Go read your lab manual again, focus on the igneous and sedimentary chapters.

Bentonite is the right answer for the other criteria.

2007-10-15 15:05:37 · answer #2 · answered by Lady Geologist 7 · 0⤊ 0⤋

Volcanic ash solidifies into a rock called tuff, bentonite is a clay which is a sediment but not a rock.

2007-10-15 15:54:25 · answer #3 · answered by cimra 7 · 0⤊ 0⤋

bentonite, not really a sedimentary rock though

2007-10-15 15:47:08 · answer #4 · answered by 22 4 · 0⤊ 0⤋