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Webster 1913 Edition

Geyserite

Gey′ser-ite

(gī′zẽr-īt or gī′sẽr-īt; 277)

,

Noun.

[From

.]

(Min.)

A loose hydrated form of silica, a variety of opal, deposited in concretionary cauliflowerlike masses, around some hot springs and geysers.