A SYSTEM OF 
ki§ 
glafs of zink, and is found among 
other calamines at Namur, and in 
England. 
Mixed, Miner a zinci calcijormis impura. 
a. With a martial ochre, Ochra Jive calx 
zinci martialis, 
1 . Half indurated, Ochra zinci indurata^ 
Calamine, Lapis calaminaris^ 
a. Whitifh yellow, from Tarnovitz, in 
Silefia, England, and Aix-la-Cha*^ 
pelle. 
h* Reddifh brown, Poland and Namun 
This feems to be a mouldered or 
weathered blende. 
i. With a martial day or bole, from Holl- 
berget in Norberke, in Weftmanland. 
Scft. Ixxxvi. d. 
e, < With a lead ochre and irpn, England. 
SECT. CCXXIX. 
'0, Mineralifed zink, Zincum miner alifatum. 
i. With fulphurated iron, Zincum ferro fuU 
phurato miner alifatum. Blende, Mocklead, 
Black jack. Mock ore, Pfeudogalena and 
Blende of the Germans. 
Mineralifed zink in a metallic form, 
Zincum fcrmd met allied fulphur at um, Zink 
ore. 
This is of a metallic blueifh grey 
colour, neither perfedlly clear as a pot- 
ter’s ore, nor fo dark as the Swedilh iron 
pres. 
3. Of a fine cubical or fcaly texture, 
from China, Kongiberg, and Jarls- 
berg in Norway. 
2 . Steel- 
