Medical and chemical observations upon antimony / by John Huxham, M.D., F.R.S.

  • Huxham, John, 1692-1768
Date:
1767
Catalogue details

Licence: Public Domain Mark

Credit: Medical and chemical observations upon antimony / by John Huxham, M.D., F.R.S. Source: Wellcome Collection.

    18/78 (page 18)
    lets loofe the Phlogifton, for this Calx likevvife is not reducible to Re- gulus but by fome fulphureous Pabu¬ lum, in clofe ContaCt and Fufion with it. The ftrong fulphureous Smell of the Oil of Vitriol, when forced off by Diftillation, or the like, difcovers the Phlogifton, and whence it came. Moreover this Calx is intirely white, and will not in the leaft deflagrate with Salt-petre; an Argument of the Abfence of any fulphureous Matter. This Calx however is foon alfo turn¬ ed into a Regulus by the Addition of a proper Sulphur, and then defla¬ grates with Nitre as ufual. It appears then, that fome internal metallizing Sulphur (perhaps how¬ ever little or nothing different from the common external Sulphur) is abfolutely neceflary to combine the. metallic Earth together, and even to give it the reguline Conftftence and Form, without which it lies an in¬ active incoherent Heap, utterly de¬ void