单词 | sulphur vivum |
释义 | sulphur vivumn. Native or virgin sulphur; also, in a fused, partly purified form (see quot. 1855). ΘΚΠ the world > the earth > minerals > types of mineral > native elements and alloys > [noun] > native sulphur sulphur vif?a1425 sulphur vivum1651 virgin sulphur1668 sulphur of ivy1867 1651 J. French Art Distillation iii. 69 Take of Sulphur vivum as much as you please. 1728 E. Chambers Cycl. at Sulphur, Sulphur Vivum is thus called, as being such as it is taken out of the Mine. 1855 J. Scoffern in Orr's Circ. Sci., Elem. Chem. 337 The first rough process of purification consists in exposing the sulphureous materials to a temperature above the fusing point of sulphur... The fused sulphur, brought to this condition, is poured off and allowed to consolidate. It is still far from pure, and is known in commerce under the name of sulphur vivum. This entry has not yet been fully updated (first published 1917; most recently modified version published online November 2010). < n.1651 |
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