FI'RESTONE, noun 1. A fossil, the pyrite. [See Pyrite.] 2. A kind of freestone which bears a high degree of heat.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI
Founding-era definition · Webster's 1828 American Dictionary
FI'RESTONE, noun 1. A fossil, the pyrite. [See Pyrite.] 2. A kind of freestone which bears a high degree of heat.
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