86 EARTHS. CALCAREOUS. 13. Schiftofp. 14. Inolith. 



13. SCHISTOSPATUM. Confifting of carbonate 

 of lime, a larger proportion of carbonic acid gas, 

 and water : efrervefcing with acids : lamellar, 

 with the foliations curved, parafitical, foft, break- 

 ing into indeterminate fragments, lightifh, a lit- 

 tle greafy to the touch: crackling in the fire. 



fuik. SCHISTOSPATUM, 



I. With the fibres curved. 



Spatum folubile. Zylt. nat. xii. 3. /. 48 », 3, 

 Spatum lamellofum. Wall.fyst. i./, i 38. «. 2. 

 Spatum lamellofum. Cromt. min^ Jedi. loi. 2. 

 Plated, fpar, Schme'tj[)cr 7)iinerai. i./>. 225. 

 Argentine. Kir^^: an mineral. 1.^.104. 

 Schieferfpar, Thomf. chemid, 3. p, 610. 



7-t With the fibres undulate, 



Spatum undatum. Sy(l^ nat. xii. 3. p, 49. «, 4. 



Found near Scl^ujarizenburg and Konigihurg in Saxonyy and in 

 the fpara pit in blorn;jay; 2) riQdiX Kopmanneficel in Snjuedent 

 in irregular mafles and very brittle: colour greyiih, reddifli 

 or greenifh-whice, with a filvcry greafy lultre, or fimilar to 

 mother of pearl ; fometimes opake or nearly fo, rarely dia- 

 phanous, may be Icratched with the nail : when heated to 

 rednefs it turns reddifh-brown, and at a degree of 155 is 

 converted partly into a brown porcelane mafs, p:^rt]y into a 

 reddifli- brown glals. ^\x. Kir-ixan (uppofes it to contain 

 carbonate ol lime, filica, and oxyde of iron. 



14. INOLITHUS, Confifting of carbonate of 

 lim.e, carbonic acid gas, and a little iron: en- 

 tirely foluble in. nitric acid with efFervelcence: 

 fibrous, paraficicj loft, iightilh, breaking into 

 indeterminate fragments, 



jtlamtntmus With the fibres parallel. 



Styrium marmoreum. Syu. nat» xii, 3.^. 47,«. 2. 

 Alabailrites, Jtt Scan. 121. 



Calcar. iigurat. filament. Wall.Jys*. I./. 127. «, 6. a. 

 Fibrous limeilonc. Alabafter. Kir^van, i./>. 88. 

 Tot us. Schmeijjer mineral, i. p. zlB. 



2. With the fibres tranfverfe. 



Stalaclitcs itiriaceus. 6)7/. nat. xii, 3. p. 184, «* 8. 



