Webster’s Revised Unabridged Dictionary · 1913
Felstone
Fel′stone′ (fĕl′stōn′), n. [From G. feldstein, in analogy with E. felspar.] (Min.) See Felsite.
Webster’s Revised Unabridged Dictionary · 1913
Fel′stone′ (fĕl′stōn′), n. [From G. feldstein, in analogy with E. felspar.] (Min.) See Felsite.