C *°7 ] 



brous, of laminated. Anal. Sulphuric acid t$i 

 Lime 57. Water 27. Scheele. 



B. STRONTIAN, or Scottiih earth, fo called 

 from Strontian in Scotland ; never found pure. 

 Sulphate of Strontian is faid to have been 

 found in great quantities in the neighbourhood of 

 Briftol. At Ham-green alfo, a variety of this rare 

 production is found breaking through the foil, in 

 fuch large maffes, th^t it has been made life of in 

 mending the roads. 



a. Carbonate of Strontian^ strontianite ; hither- 

 to found in a mild ftate united to fixed air; in 

 folid mafles, of a fibrous texture, ftriated. Like 

 limeftone, it lofes it's air in a ftrong heat, and 

 then forms a lime, heavier than common lime, 

 and more foluble in water. This lime-water has 

 the lingular property of affording, when faturated, 

 compreffed rhomboidal cryftals, which are nothing 

 but pure lime. Anal. Carbonic acid 26, 5. 

 Stronthian 73,5. Kirwan. 



C. BARYTE, Ponderous earth ; never found 

 in a feparate or pure ftate, but with the fulphu- 

 ric acid, in the ftate of ponderous fpar or fulphate 

 of baryte ; or with the carbonic acid, carbonate 

 of baryte, Of mixed with other earths.. 



Synonymous Names. 



TBarotic or ponderous chalk. 

 1 j 



, Aerated ponderous earth, 

 a Carbonate of J r-n- r . u 

 ' Barite Etterveicent barotes. 



r y 69 ! Barotic mephite. 

 t.Barolite. 



P 2 found 



