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Volcano Watch — Almost nothing is enough: reticulite helps measure depth of Kīlauea's caldera 500 years ago
Pumice is glassy volcanic ejecta so full of bubbles that it floats in water. Reticulite is an extreme form of pumice in which all bubbles have burst...
Volcano Watch — Almost nothing is enough: reticulite helps measure depth of Kīlauea's caldera 500 years ago
Pumice is glassy volcanic ejecta so full of bubbles that it floats in water. Reticulite is an extreme form of pumice in which all bubbles have burst...