173 



TAB. CXC. 



SULPHUR nativum. 

 Native Sulphur, or Brimstone. 



Class I. Combustibles. Order I. Homogeneous. 

 Gen. Q. Sulphur. Spec. 1. Native. 



Gen. Char. Solid. Colour pale yellow. Burns 

 with a blue flame and pungent suffocating odour. 

 Spec. Char. Uncombined. 

 Syn, Native Sulphur. Kirw. 2. 69. 



Soufre. Haiiy, 3. 277. 



Natiirlischer schwefel. Emmerl. 2. 89. 



Pyrites nativus. Linn. ed. 13. v. 3. 113. 



I have specimens of native Sulphur from Amlwch, North 

 Wales, by favour of the Rev. H. Davies. It is in an earthy- 

 looking state, something like Flowers of Sulphur. I do not 

 know that it has yet been found crystallized in Great Britain, 

 but I however think there may still be a chance of it. The 

 present is in a dull dusty state, but in some parts tolerably 

 pure, and after being refined is cast into cones and sent up 

 to London. 



Upon a minute examination with a lens, it appears to be 

 mixed with fine white Sand or granules of Quartz; see the 

 lower figure. . 



It is rather curious to find that Sulphur with Iron, &c. 

 is very common, and the odour of Sulphur is very strong 

 in many places imder ground fresh dug, particularly among 



