Calcareous Genus, 43 



faid to be of a grey colour, and heavier than 

 common lime-ftones, but I have feen none 



of them. 



i 



SPECIES VIII. 



Mild Calcareous Earth mixed with a notable 

 Proportion of Siliceous Earth* 



I. VARIETY. 



Stellated Spar, Stern Sfatb, Stern Schoerl of 

 the Germans. 



This is opake, and of a radiated forms 

 found in limeftone by Mr. Ficbtel on the 

 Carpathian Mountains. It effervefces ,with 

 acids, and according to Mr. Bindheim^ JQO 

 parts of it contain 66 mild calcareous Earth, 

 30 of filiceous, and 3 of iron. 3 Scbrift. 

 Naturforfcb. Freunde, p^ 454. 



II, VARIETY. 



Calcareous Grit, Calcareous Sand-Jlone, Calca* 

 rius ArenariuS) Pierre de Taille Calcaire^ 

 Moellon^ Pierre de Liais. Monnet Mine* 

 ralogie, p. 216; 



Its colour is various, but moftly white, 

 grey, brown, or of different (hades of yel- 

 low : it effervefces with acids, and is more 

 or lefs foluble in them, according to the pro- 



portioa 



