﻿EN'DLicH.] 
  APPENDIX 
  MINERAL 
  CATALOGUE. 
  229 
  

  

  Bituminous 
  coal. 
  — 
  At 
  several 
  localities 
  along 
  the 
  Front 
  range, 
  at 
  

   Pueblo 
  and 
  Oaiion. 
  On 
  Trout 
  Creek 
  Pass, 
  Trinidad, 
  Golden, 
  and 
  at 
  

   all 
  the 
  localities 
  where 
  the 
  Post-Cretaceous 
  Lignitic 
  group 
  is 
  developed. 
  

   In 
  the 
  Cretaceous 
  on 
  divide 
  between 
  Uncompahgre 
  and 
  Cebolla, 
  oa. 
  

   Animas, 
  Florida, 
  and 
  La 
  Plata. 
  Near 
  White 
  River. 
  

  

  Brucite. 
  — 
  On 
  James 
  Creek. 
  

  

  Calamine. 
  — 
  Park 
  County. 
  

  

  Calcite. 
  — 
  In 
  small 
  crystals, 
  scalenohedra, 
  at 
  the 
  Monte 
  Christo, 
  Cen- 
  

   tral 
  j 
  on 
  station 
  35 
  of 
  1873, 
  camp 
  32. 
  At 
  Mount 
  Vernon, 
  Bergen's 
  

   Kanch. 
  Ehombohedral 
  crystals 
  on 
  Cheyenne 
  Mountain; 
  in 
  the 
  lime- 
  

   stones 
  of 
  South 
  Park 
  ; 
  scalenohedra 
  in 
  Elk 
  Mountain 
  district 
  ; 
  fibrous 
  

   in 
  Trout 
  Creek 
  Park 
  ; 
  on 
  Frying-Pan 
  Creek. 
  Brown, 
  rose-colored, 
  

   yellow, 
  and 
  white. 
  Table 
  Mountains. 
  Golden, 
  Arkansas 
  Eiver. 
  

  

  Caledonite. 
  — 
  Freeland 
  mine. 
  Trail 
  Creek. 
  

  

  Caolinite. 
  — 
  Camp 
  42 
  of 
  1873. 
  

  

  Carnallite. 
  — 
  Salt-works, 
  South 
  Park. 
  

  

  Carnelian. 
  — 
  Middle 
  and 
  South 
  Parks. 
  Los 
  Pinos 
  agency. 
  

  

  Ceraroyrite. 
  — 
  Gilpin 
  County 
  lode, 
  Black 
  Hawk. 
  Small 
  compact 
  

   quantities 
  in 
  the 
  Wade 
  Hampton 
  mine, 
  Argentine, 
  Caribou. 
  

  

  Cerrussite. 
  — 
  J. 
  P. 
  Whitney 
  mine 
  ; 
  in 
  very 
  small 
  crystals. 
  Central 
  ; 
  

   No 
  Name, 
  Caribou 
  ; 
  Caribou 
  mine 
  ; 
  Silver 
  Hills 
  mines 
  and 
  Rosita 
  

   mines, 
  in 
  the 
  Hardscrabble 
  district. 
  Freeland 
  mine. 
  Trail 
  Creek, 
  In 
  

   the 
  Horseshoe 
  mine 
  it 
  occurs 
  earthy, 
  and 
  is 
  found 
  throughout 
  the 
  

   mines 
  of 
  Elk 
  Mountain 
  district. 
  Canon 
  City. 
  

  

  Chabazite. 
  — 
  Golden, 
  Col. 
  Table 
  Mountain. 
  

  

  Chalcanthitb. 
  — 
  On 
  Clear 
  Creek, 
  below 
  Black 
  Hawk, 
  in 
  a 
  deposit, 
  

   and 
  on 
  several 
  dumps 
  near 
  Central. 
  

  

  Chalcedony.— 
  Chalk 
  Hills, 
  eight 
  miles 
  south 
  of 
  Cheyenne 
  Mt. 
  On 
  

   station 
  27 
  of 
  1873 
  ; 
  at 
  the 
  Los 
  Pinos 
  agency. 
  Middle 
  and 
  South 
  Parks. 
  

   Buffalo 
  Park; 
  Fair 
  Play 
  ; 
  Fryiug-Pan; 
  Trout 
  Creek, 
  &c. 
  Gunnison 
  

   River. 
  

  

  Chalcocite. 
  — 
  Bergen 
  district, 
  nea.r 
  Idaho 
  City. 
  Liberty 
  lode, 
  Bear 
  

   Creek, 
  Caiion 
  City, 
  Mosquito. 
  

  

  Chalcopyrite, 
  — 
  Malachite, 
  Pocahontas 
  lode, 
  Bear 
  Creek. 
  Auriferous 
  

   in 
  the 
  Bobtail, 
  Winnebago, 
  Dallas, 
  Gunnell, 
  Running, 
  Kansas, 
  Cali- 
  

   fornia, 
  and 
  other 
  mines 
  at 
  or 
  near 
  Central 
  ; 
  mostly 
  occurring 
  com- 
  

   pact, 
  and 
  frequently 
  very 
  intimately 
  intermixed 
  with 
  pyrite. 
  It 
  occurs 
  

   in 
  every 
  paying 
  gold 
  mine 
  in 
  Gilpin 
  County, 
  and 
  the 
  miners 
  seem 
  to' 
  

   think 
  a 
  great 
  part 
  of 
  the 
  " 
  pay 
  " 
  dependent 
  upon 
  its 
  presence. 
  It 
  

   also 
  occurs 
  in 
  the 
  Terrible, 
  Pelican, 
  Cold 
  Stream, 
  and 
  other 
  mines 
  of 
  

   Georgetown, 
  as 
  well 
  as 
  in 
  those 
  of 
  Caribou 
  and 
  Hardscrabble. 
  In 
  

   the 
  gold 
  and 
  silver 
  mines 
  of 
  Fair 
  Play 
  and 
  the 
  Elk 
  Mountain 
  district. 
  

  

  Chloanthite. 
  — 
  Arkansas 
  River. 
  

  

  Chlorite.— 
  On 
  station 
  45 
  of 
  1873. 
  On 
  Trail 
  Creek 
  ; 
  on 
  Sopris 
  Peak. 
  

  

  Chlorophanite. 
  — 
  Bergen 
  district. 
  

  

  Chromite. 
  — 
  Massive 
  ; 
  Silver 
  Hills 
  and 
  Fair 
  Play. 
  

  

  Chrysocolla. 
  — 
  Champion 
  lode, 
  Trail 
  Creek, 
  Caiion 
  City. 
  

  

  Chrysolite. 
  — 
  So 
  far 
  as 
  can 
  be 
  determined, 
  the 
  chrysolite 
  associated 
  

   with 
  the 
  Fort 
  Defiance 
  garnets 
  extends 
  into 
  Colorado. 
  (Compare 
  

   Lieutenant 
  Wheeler's 
  Annual 
  Report, 
  1875, 
  p. 
  105.) 
  

  

  Chrysoprase. 
  — 
  Rare, 
  in 
  Middle 
  Park. 
  

  

  Coal. 
  — 
  Vide 
  Bituminous 
  coal. 
  

  

  Coloradoite, 
  or 
  Telluride 
  of 
  mercury. 
  — 
  A 
  preliminary 
  notice 
  of 
  

   this 
  mineral 
  was 
  given 
  in 
  October 
  last 
  at 
  the 
  meeting 
  of 
  the 
  American 
  

   Philosophical 
  Society. 
  It 
  occurs 
  at 
  the 
  Keystone 
  and 
  Mountain 
  Lion 
  

   mines. 
  Magnolia 
  district, 
  Colorado, 
  Another 
  new 
  telluride 
  of 
  gold, 
  

  

  