PISOLITE

pisolite. Pisolite, n. a fort of freestone, like the roe of fish

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Pi″so‐lite (?), n. [[Gr. � a pea + -lite: cf. F. pisolithe.]] (Min.) A variety of calcite, or calcium carbonate, consisting of aggregated globular concretions about the size of a pea; — called also peastone, peagrit. ☞ Oölite is similar in structure, but the concretions are as small as the roe of a fish.