16 A SYSTEM OF 



i. With coarie or large fcales. 



a. White, found at Garpenberg, a copper 

 mine in the province of Dalarne in Swe- 

 den. 



It is likewife found at Tunaberg, a copper 

 mine in the province of Sodermanland j 

 but with thefe different qualities, that it 

 lofes in a calcining heat forty per cent, 

 of its weight *, and, expofed to the air, 

 gets a brownifh efflorefcence, a fign that 

 it contains fome iron, and is a medium 

 between a limeflone and the white iron 

 ore called Stahlfteine *, nor does it ex- 

 cite any effervelcence with acids in its 

 crude fiate. 



b, Reddifh yellow, from Finland. 



2. With fmall fcales. 



a. White, from the pariiri of Tuna in Da- 

 larne, in the marble quarries at Kolmor- 

 den in the province of Oftergotland, the 

 parifh of Lillkyrke in the province of Ne- 

 rike, and at Rimito and Pargas in Fin- 

 land. 



3. Fine glittering or fparkling. 



a. White, from Carrara in Italy, and Par- 

 gas in Finland, 



b, Of many colours. This variety makes out 

 a great number of the foreign marbles *. 



* This fpecies of limeftone takes a good polifh. and is 

 therefore ufed as marble whenever it is found oi a fine colour. 



It is befides to be remarked, that the grained and fcaly lime- 

 Hones (Seel:, viii.and ix.) are found either m veins, or form 

 whole mountains, that ftievv no ftrata, nor figns of petri- 

 factions. 



SEC T. 



