266 A SYSTEM OF 



A. With fulphur and iron. The yel- 

 low or marcafitical copper ore that 

 impregnates 

 I. Animals* 

 a. Shells, from Hagatienns SchurfF 

 and Jarlfberg in Norway. Thefc 

 fhells lye upon a loadfione, 

 h. In form of rim, from Eeifleben., 

 Mansfeld, and Oiterode, in Ger- 

 many. 

 JR With fulphur and filver. Grey filver 

 ore or Fahlertz, like ears of corn, from 

 the flate quarries in HelTe (Sect, 

 cclxxxviii.). 



SECT. CCXCL ' 



Cm Changes into iron, Larva ferrif era. 



1. Iron in form of calx, which has 

 aflumed the place or the fhape of 

 extraneous bodies, Ferrum calaforme 

 jerpora peregrina ingrejfum. 



a, Loofe, Larva ochracea, 

 i. Of vegetables. 



Roots of trees, from the 

 lake Lanselma in Finland: 

 See the A els of the Swedim 

 Academy of Sciences for the 

 year 1*42. 

 h. Indurated, Larva hamatitica. 

 1. Of vegetables. 



Wood, from OrbiiTau in 

 Bohemia. 



SECT. CCXCII. 



2. Iron mineralifed, afTuming the 

 fhape of extraneous bodies, Ferrum 



miner alif a turn 



