MINERALOGY, 79 



SECT. LXX. 



B. Garnet mixed with iron and tin, Granatin 

 croc is Mart is et Jovis mhtus. . 



1. Coarfe grained, without any particular 

 figure, Granatus -par ticulis granulans figu- 

 ra indetermi/iata. 



a. Blackifh brown, from Moren, at Wet 

 tanfors, in Weftmanland. 



2, Cryftallifed. 



a. Blackifh brown, from Moren. 



&. Light green or white, from Gokum^ 



at Dannemora, in the province of Up-, 



land. 



The Bergs- radets, or mine-mafters, Mr. 



Brandt and Mr. Rinman have publifhed 



fome experiments on this kind of garnet, 



in the Memoirs of the Royal Academy 



of Sciences at Stockholm. 



SECT. LXXL 



C. Garnet mixed with iron and lead, Gra- 

 natus calcibus Mart is et Saturni mixtus. 

 1. Cryftallifed. 

 a. A reddifh brown, from Arfet, in the 

 parifh of Froderyd, in the province of 

 Smoiand. 



This was difcovered, and accurately 

 examined by the Bergs-radet Mr. Von 

 Swab*. 



* When any o( the garnet kind is to be tried for its con- 

 taining metal, the iron ought to be melted out of it by the 

 common procefs; and if the garnet, at the fame time, contains 

 both tin and' lead, thefe two metals are likewife included in 

 the iron : however, they may be extracted out of the iron 3 



by 



