2Q4 
A SYSTEM OF 
And it is as feldom met with in 
quartZj as the hematites is met 
with in limeftone, 
SECT, CCXIIL 
h» Rubbing into a red powder, 
rubra. 
Thefe are real hematites, that 
are fo far modified by fulphur or 
lime, as to be attrafted by the 
loadftone. 
1. Steel-grained, found in a de- 
ferred mine at Billfio, in the pa- 
rifli of Soderberke in Dalarne. 
2. Fine-grained. Emery. This is 
imported from the Levant: It 
is mixed with mica, is ftrongly 
attrafted by the loadftone, and 
fmells of fulphur when put to the 
fire. 
Of large fnining cubes, from 
Thomiensgrube at Arendal in 
Norway. 
4.. Coarfe, fcaly. The Eifenglimmer 
or Eifenman from Geilebeck in 
Norway 
SECT. CCIV. 
2. With arfenic, Ferrum arfenico miner alifatum. 
Called Mifpickel by the Germans, and 
Plate Mundic in Cornwall. 
3. With fulphurated arfenic, (Seft. ccxliii.) 
Arfenical Pyrites, 
* Thefe are very fcarce in Sweden, moft part of the Swedifh 
bloodftones being pure, as has already (Se£l. cciii.) been faid, 
and form that very profitable ore in Swedifli called I'orrpn. 
4. With 
