252 Mr. Weaver on Floetz Formations. [Oct. 



2. Limestone, argillaceous, 2. The Lower limestone for- 



sandy, and magnesian. 



Included in group No. 17 of 

 G. M. 



3, New red sandstone and 

 claymarl, with gypsum and 

 rocksalt. Group, No. 16 of 

 G. M. 



mation of 

 comprising 



M. Freiesleben, 



In the Lower Portion, 



a. Marl shale, partly bitumi- 

 nous and metalliferous, copper 

 shale. 



Bituminbser mergelschiefer, 

 or kupferschiefer, and dach- 

 schiefer. 



b. Compact limestone, some- 

 what argillaceous. 



Zechstein (toughstone). 



In the Upper Portion, 



c. Porous sandy limestone, 

 somewhat bituminous. 



Rauhwacke,rauhstein (rough- 

 stone). 



d. Earthy and slaty swine- 

 stone. 



Asche and stinkstein. 



e. Clay and marly clay. 



f. Lower or cavernous gyp- 

 sum, and rocksalt. 



Schlotten gyps and stein- 

 salz. 



As substitutes of the preced- 

 ing appear partially in some 

 tracts ; 



a. Cavernous limestone. 

 Hbhlen-kalk jrauh-kalk . 



b. FerriferousHimestone. 

 Eisen-kalk. 



3. The clay and sandstone 

 formation of M. Freiesleben, 

 consisting principally of sand- 

 stone and clay, with beds of 

 slaty sandstone and roestone ; 

 but including, also, incidentally t 

 beds of limestone and marl, 

 loose sand and conglomerate, 

 and gypsum and rocksalt. 



The second Jioetz sandstone 

 formation of Werner. 



