tephra sentence examples

• The grayish volcanic tephra is unique to each eruption and can be identified microscopically.
• Tephra deposition.
• Tephra horizons within a sequence can be distinguished on the basis of major or trace element chemistry.
• Tephra layers can also be accurately dated you have a great series of time points to assign any fossils to.
• Tephra deposits from the ruby range in southwest montana.
• Tephra fall damage.
• Tephra fallout killing about 150 people.

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