GEOLOGICAL SUEVEY OF THE TEEKITORIES. 183 



Ko. 3.— CATALOGUE OF EOCKS. 



Catalogue of rocks collected hy the Yellowstone division of tiie expedition, A. C. Peale. 



Locality. 



Ked porpliyritio granite . 



White gypsum. 



Pink gypsnm . 



Light-red sandstone. 



Dark-red sandstone , 



Serpentine, with quartz and chlorite . 



Chlorite-schist 



White quartzite 



Quartzite, ferrugineous 



Siliceous conglomerate . 



Protoginic gneiss . 



Syenite . 



Quartz, with hematite 



Quartz. 



Jasper-con glomerate . 



Pink quartzite. 



White quartzite . 



Blue limestone. 



Mica-schist 



Syenitic gneiss . 



Aplite . 



Quartzite . 



Mica-schist 



Syenitic gneiss 



Protogine 



Protogine, with pyrites 



Syenitic gneiss 



Porphyry 



dot 



Quartzite, with pyrites ; 



Hematite 



Granite, (white) 



Mica-schist 



Quartzite , 



Crystalline limestone 



Magnesium-limestone 



Dendritic sandstone 



Purple quartzitic sandstone 



White quartzitic sandstone 



Argillaceous sandstone, (metamorphosed) . 



Sandstone-conglomerate 



Brown limestone 



Calcareous sandstone shale , 



Gray calcareous sandstone 



Coarse reddish sandstone 



Gray fossiliferous sandstone, (calcareous) . 



Coarse brown limestone 



Compact limestone 



White quartzite 



Calcareous sandstone 



White quartzite 



Grayish quartzite 



Plinty conglomerate 



White quartzite 



Yellow limestone 



White quartzite 



Yellowish calcareous sandstone 



Eeddish .sandstone 



Pui-jile sandstone 



Pink sandstone, calcareous 



Conglomerate 



Purple spotted sandstone 



Brick -red sandstone, (compact) 



Purple sandstone, (compact) 



Gray quartzite 



Purple sandstone .^^ 



Arenaceous limestone 



Carboniferous limestone 



Gray sandstone, (Eocene) 



Soft, gray sandstone, (calcareous) 



Gray sandstone 



Brown sandstone, (Eocene) 



Calcite 



Sandstone conglomerate, (Pliocene) 



Volcanic breccia 



Limestone, (Carboniferous) 



White calcareous sandstone 



Eed limestone 



Ute Pass, Colorado. 



Near Colorado City, Colorado. 



Do. 



Do. 



Do, 

 Ogdeu, TJtali. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 

 Near North Ogden, Utah. 

 Bingham Canon, Utah. 



Do. 



Do. 



Do. 

 Little Cottonwood Canon, Utah. 



Do. 



Do. 



Do. 



Do. 

 Xear Helena, Montana. 

 Spring Caiion, near Ft. Ellis, Mont. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 

 Above Spring Canon. 

 Near Fort Ellis, Montana. 



Do. 



Do. 



Do. 



Do. 

 Mystic Lake, near Fort Ellis, Mont. 



^ Do. 

 Near Fort Ellis, Montana. 



Do, 



