Limestone. ought perhaps to be confidered, either as a groupe of cryftalline fhoots, or as an aggregation of cryftals, than as ftalaftitic. M. Patiin, who is advantageoufly known by his miners logical refearches, adduces the flos ferri as an inconteflible proof of the truth of the exploded opi nion of the vegetation of ftones. Geographic Situation. The Grotto of Antiparos, the Baumans Cave m the Harz, and the Baline in Switzerland, all afford ftrikmg initances of calc finter. It would be tedious to give more inllances of what occurs in alinoit every litneftone country. Ufes. When it occurs in large maffes it is ufed bythe flatuary for many of the purpofes of marble. I he alabafter of the ancients, or what is called oriental alaballer, is calc finter. It was brought from Arabia in confiderable quantities, and ufed principally for the drapery of maible llatues. It is ftill u!ed by the Ita lians, and is named by them Marmo Alabalhino. Qbfervat'ms.