Image: Pumice

Pumice

Pumice (13 cm x 9 cm), Drifted block from 1912 eruption of South Sandwich Island. Found on King Island, Tasmania.

Photographer:
Stuart Humphreys
Rights:
© Australian Museum

Notes

Pumice is a pyroclastic, glassy volcanic rock containing abundant empty cavities (or vesicles), usually of rhyolitic composition.

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Tags igneous rocks, volcanic, volcanoes, mineralogy, specimen, geosciences, pumice, pyroclastic, rhyolitic,