GEOLOGICAL SURVEY OF THE TERRITORIES. 



201 



SuLPHUE. At White Hot Springs on Gardiner's Kiver ; at Tower 

 Creek, in a ravine near liot springs j at foot of Mount Washburne ; 

 at Crater Hiiis in beautiful crystals lining the crust or deposit -, on 

 the East Fork of Madison Eiver in old, extinct, hot- spring basins 5 at 

 Turbid Lake near hot springs ; near Evanston, Utah Territory. 



Tufa, (calcareous.) At Soda Springs, on Bear Eiver, Utah Territory, 

 in huge masses, retaining i^erfectly the shape of the plants in crusted; 

 ill Beaver Head Cahon, Jefferson County, Montana. 



CATALOGUE OF ROCKS. 



There were G27 specimens, including duplicates, collected during' the summer, com- 

 mencing at Ogden and ending at Fort Bridger. 



'No. 



1 



2 



3 



4 



5 



G 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



-^19 

 20 

 21 

 22 

 23 

 24 

 25 

 26 

 27 

 28. 

 29 

 30 

 31 

 32 

 33 

 34 

 35 

 36 

 37 

 38 

 39 

 40 

 41 

 42 

 43 

 44 

 45 

 46 

 47 

 48 

 49 



50 

 51 

 52 

 53 

 54 

 55' 

 ^56 



' 59 

 CO 

 61 

 62 



'Na.vAe. 



Dark -red ferruginous sandstone. . - 



Ileddish syenite 



M etamorphic siliceous conglomerate. . . 



Protogine 



White quartzite 



Liglit-gray clierty limestone 



Dark-bluish cherty limestone 



Siliceous clay-slate 



Dark-blue mountain limestone 



Oolitic limestone 



Gray siliceous limestone 



Greenstouo 



Amygdaloidal melaphyre 



Greenstone '. 



Chlorite schist 



Dark-red quartzite 



Perrugiuous quartzite 



White sandstone, (Pliocene) 



White sandstone, (Pliocene, dendritic) . 



Ligh t- brown quartzite 



White limestone 



Siliceous mica schist • 



Purple quartz sandstone 



Coarsc-gTai]ied ferruginous sandstone.. 



Dark-blue limestone 



Feri^ugiuous siliceous slate 



Red quartzite 1 . 



Dark-gray quartz schist 



Arkose, or ieldspathic sandstone 



White quartzite 



Quartz porphyry 



Greenstouo 



Chlorite schist 



Greenish-gray quartz schist 



White quartz schist 



Red quartzite 



White friable sandstone, (Tertiary) 



Vesicular basalt ' 



Compact basalt 



Fine-grained red sandstone 



Jurassic limestone, (gray) 



Slate-colored trachyte 



Red quartzite, (highly metamorphosed) 



Vesicular basalt 



Compact basalt, (with white crust) 



Lava 



Slaty porphyritic phonolite 



Compact porphyritic phonolite 



White cavernous trachyte 



Pink sandstone 



Wliito quartzite 



Pink mid white sandstone 



White sandstone 



Red sandstone 



Light-brown limestone 



Bluish-gray sandstone, (Pliocene) 



Gray dendritic sandstone, (Pliocime). .. 



JJluisli-white sandstone, (Pliocene) 



Old hot spring deposit 



Wliito argillaceous sandstone 



Yellow argillaceous sandstouo 



Granite 



Locality. 



Ogden Canon, Ogden, Utah Territory. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 

 Dry Lake Valley, Utah TeiTitory. 

 Cache Valley, Utah Territory. 



Do. 

 Bear River, Utah Territory. 

 Near Clifton. 



Do. 

 Between Clifton and Oxford. 

 Above Oxford. 

 Red Rock Pass. 

 Marsh Creek Valley, Idaho Territory. 



Do. 

 Port Neuf Canon, Idaho Territory. 



Do. 



Do. 



Do. 



Do, 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 



Do. 

 Port Neuf River, Idaho Territory. 



Do. 

 l^"ear Fort Hall, Idaho Territory. 



Do. 

 Eagle Rock, Snake River, Idaho Territory. 



Do. 



Do. 



Do. 

 Cave at Hole in the Rock, Idaho Tori'itory. 

 Mouth of Beaver Head Canon, Idaho Ter. 

 Pleasant Valley, Idaho Territory. 

 Near the Divide of Rocky Mountains, Idaho 



Territory. 

 Mount Garfield, Montana Territory. 



Do. 



Do. 



Do. 



Do. 



Do. 

 Little Sage Crock Valley, Montana Territory. 



Do. 



Do. 



Do. 



Do. 



Do. 

 Wild Cat Cauon, Montana Territory. 



