9^ 



EARTHS. CALCAREOUS. i8. Suillus. 



Opake, compadi, compofed of thinner ftrata. 

 Schiftus effervefcens. Syft. nat.xn. 3,^. 39. », 12, 

 Compaft limeftone, var. 4. Kir-wan miijeral. i. ^.83. 

 Found in various psLtts oi Brifain, Sive^en, and on Mount Calpi 

 TiQzr GihraliaKy blue, grey, or brown, fometimes of two co- 

 Jours with alternate white, rcddilh-brovvn, grey> bl«ck, or 

 greenifli layers. 



18. SUILLUS. Confiiling of carbonate of lime, 

 carbonic acid, lulphiirated hydrogen, and water : 

 when fcraped or rubbed emits an urinous or gar- 

 licky fmell : fokible almofl: entirely in acids, with 

 effervclcence: burning into quickliine. 



martmreui. Opake, compact, black, receiving a fine polifli, with the 



fragments more or lefs convex. 

 Bitumen marmoreum. S\\fi. nat. xii. 3. p. 1 11* n. 9. 

 Marmor nigrum. IValL fyft- 7mn. 1. ^, 130. », 8, b. 

 Swine Hone. Kirijoan tnih^ral. l. p. ^9. 

 Swine Hone. Schmei£er mineral, i. />. 231. 

 Swine 11 one, H hoyytion chem. 3. />. 61 3. 

 Found in the ftratified mountains of ^iKederif BeJgiumy Franconiay 



Bohemia and SiUHa, often abounding in petrified bodies, 



breaking into indeterminate fraginents, and without internal 



luftre, 



schisiosus. Opake, compact, fiilile, whh fiat fragments. 



M^.rmor fchirtofum. Sy/i. nat. xii. 3. p. 40. n, I. 



Flillen. //. Scan. 121. 143. 148. 156. 



So-zoerhy Brit. ?niner. tab. 21. loujer figure. 



Found in the llratified mountains of Britain^ Stveden, SileRa, 

 and other parts of Europe^ frequently among coal, with often 

 the impreflions of plants and fiihes : colour black, yellowilh- 

 brown, cinereous, or dark grey, 



hvmlloius. Of a lamellar texture. 



Spatuni frirtione foetid. Wall.j.yji* min. \. p- 147. "-7- a. 



Dy lodes ipathoius. Gerh. miner. />. 54. »• 3. 



Found in the calcareous mountains of Snjucden and 'Thuringiat 



pAiafitical, black or brown, rarely yellowifh, the foliations 



larger or fuialler, 



hsirjoides. l\\ hollow globules, cryftallized within, and conneded like 

 a bunch of grapes. 

 Marmor part, argill. Syji, nat. xii. 3.^. 43. n.\\, 

 Gorllen. it. IVgoth, 21. 28. 



Marmor flrumofum. Gmel.Jyst. nat. 3. /. 108, n. 12. 

 Botryoidai limeilone. So^iverby Brit * min. \. p. 81. tab. 38. 



