i$ A SYSTEM OF 



glafs of zink, and is found among 

 other calamines at Namur, and in 

 England. 

 2. Mixed, Rdinera zinci calciformis impura. 

 a. With a martial ochre, Ochm Jive calx 

 zinci martialis. 



i. Half indurated, Ochra zineiindurata* 

 Calamine, Lapis calaminaris % 

 a. Whitifh yellow, from Tarnovitz, in 

 Silefia, England, and Aix-la-Cha- 

 pelle. 

 & ? Reddifh brown, Poland and Namur. 

 This feems to be a mouldered or 

 weathered blende. 

 h With a martial clay or bole, from Holl- 

 berget in Norberke, in Weflmanland. 

 Seel. Ixxxvi. d. 

 e, With a lead ochre and iron, England. 



jS E C T\ CCXXIX; 



B. Mineralifed zink, Zincum miner alif a turn. 

 j. With fulphurated iron, Zincum ferro fuU 

 phurato miner alif at urn. Blende, Mocklead, 

 Black jack, Mock ore, Pfeudogalena and 

 Blende of the Germans. 

 £. Mineralifed zink in a metallic form, 

 Zincum forma met allied fulphuratum, Zink 

 pre. 



This is of £ metallic blueifli grey 

 colour, neither perfectly clear as a pot- 

 ter's ore, nor fo dark as the Swedifh iron 

 ores. 



j, Of a fine cubical or fcaly texture, 

 from China, Kongfberg, and Jarls- 

 Iperg in Norway. 



2. Steel- 



