plural -s
: a mineral CaSO4‧¹/₂H2O consisting of calcium sulfate found in white opaque crystals in blocks ejected from Vesuvius in 1906 (specific gravity 2.69–2.76) compare plaster of paris

Word History


Italian, from Francesco Bassani, 20th century Italian geologist + Italian -ite

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Dictionary Entries Near bassanite

Cite this Entry

“Bassanite.” Dictionary, Merriam-Webster, Accessed 19 Jun. 2024.

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