﻿ENDLicH.] 
  APPENDIX 
  MINERAL 
  CATALOGUE. 
  233 
  

  

  Creek, 
  Jefferson 
  County, 
  Colorado. 
  Brown 
  and 
  grey, 
  Central 
  City. 
  

   The 
  green 
  orthoclase, 
  found 
  in 
  beautiful 
  crystals, 
  on 
  Bear 
  Creek 
  near 
  

   Pike's 
  Peak, 
  owes 
  its 
  color 
  to 
  less 
  than 
  one 
  per 
  cent, 
  of 
  protoxide 
  of 
  

   iron. 
  (Wheeler's 
  Report, 
  1875, 
  p. 
  111.) 
  

  

  Ozocerite 
  ? 
  — 
  From 
  head 
  Cherry 
  Creek. 
  

  

  Pegmatite. 
  — 
  At 
  several 
  localities 
  in 
  the 
  vicinity 
  of 
  Georgetown, 
  on 
  

   station 
  2 
  of 
  1873. 
  Bear 
  Creek 
  and 
  Gold 
  Hill, 
  in 
  Boulder 
  County. 
  

  

  Petroleum. 
  — 
  From 
  the 
  oil-wells 
  in 
  Oil 
  Creek 
  Canon, 
  to 
  the 
  east 
  of 
  

   CaQon 
  City. 
  Smoky 
  Creek, 
  10 
  miles 
  south 
  of 
  Golden. 
  

  

  Petzite. 
  — 
  In 
  the 
  gold-mines 
  of 
  Gold 
  Hill, 
  occurring 
  in 
  narrow 
  seams 
  

   and 
  veins. 
  

  

  Phlogopite. 
  — 
  On 
  station 
  46 
  of 
  1873. 
  

  

  Pitchblende. 
  — 
  Occurs 
  in 
  large 
  quantities 
  5 
  massive 
  in 
  the 
  Wood 
  lode 
  

   in 
  Leavenworth 
  Gulch, 
  near 
  Central. 
  

  

  Polybasite. 
  — 
  In 
  tabular 
  crystals 
  at 
  the 
  Terrible 
  mine, 
  near 
  George- 
  

   town, 
  Clear 
  Creek 
  County. 
  

  

  Prase.— 
  Middle 
  Park. 
  

  

  Prehnite. 
  — 
  Fair 
  Play, 
  in 
  some 
  of 
  the 
  mines. 
  

  

  Proustite. 
  — 
  Occurring 
  in 
  the 
  Brown 
  lode, 
  intermixed 
  with 
  galenite. 
  

  

  PSEUDOMALACHITE. 
  — 
  Little 
  Platte 
  Eiver, 
  south 
  of 
  Fair 
  Play. 
  

  

  PsiLOMELANB. 
  — 
  Scaton 
  mine, 
  Idaho 
  ; 
  occurs 
  in 
  small 
  quantities. 
  

  

  Pyrargyrite. 
  — 
  In 
  the 
  Colorado 
  Central, 
  Terrible, 
  International, 
  Cold 
  

   Stream 
  mines, 
  at 
  Georgetown, 
  associated 
  with 
  galenite, 
  fahlerz, 
  and 
  

   sphalerite. 
  In 
  the 
  Brown 
  lode 
  with 
  galenite. 
  Argentine, 
  Georgetown. 
  

  

  Pyrite. 
  — 
  One 
  of 
  the 
  most 
  widely-distributed 
  minerals 
  in 
  the 
  Territory. 
  

   As 
  a 
  rule, 
  it 
  is 
  auriferous, 
  occurring 
  crystallized 
  in 
  pentagonal 
  dodeca- 
  

   hedra 
  in 
  the 
  Bobtail, 
  Bates, 
  Briggs 
  mines; 
  in 
  cubes 
  combined 
  with 
  . 
  

   the 
  iDentagoual 
  dodecahedron 
  at 
  the 
  Winnebago, 
  Mack, 
  Dallas, 
  Kan- 
  

   sas, 
  Grand 
  Army, 
  Gunnell, 
  and 
  other 
  mines, 
  all 
  near 
  Central 
  City. 
  

   In 
  immense 
  bodies 
  it 
  is 
  found 
  in 
  the 
  Mammoth, 
  Briggs, 
  and 
  Leavitt 
  

   lodes. 
  It 
  is 
  found 
  crystallized 
  in 
  the 
  Terrible, 
  Pelican, 
  New 
  Boston, 
  

   Cold 
  Stream, 
  and 
  other 
  mines 
  near 
  Georgetown 
  5 
  at 
  the 
  Tenth 
  Legion 
  

   mine 
  in 
  Empire; 
  in 
  cubes 
  at 
  stations 
  45 
  and 
  46 
  of 
  1873. 
  Found 
  also 
  in 
  

   Silver 
  Hills, 
  crystallized 
  in 
  the 
  mines 
  of 
  Buckskin. 
  Cubes 
  of 
  4 
  to 
  5 
  

   inches 
  edge 
  in 
  the 
  Philipps 
  mine; 
  in 
  the 
  Elk 
  Mountain 
  district, 
  on 
  

   Eagle 
  Eiver 
  ; 
  in 
  octahedra 
  on 
  station 
  65 
  of 
  1873. 
  In 
  the 
  mines 
  near 
  

   Idaho, 
  crystallized 
  and 
  massive. 
  

  

  Pyrite, 
  auriferous. 
  — 
  Golden, 
  Colo. 
  Octahedral 
  crystals 
  on 
  Anthra- 
  

   cite 
  Creek. 
  

  

  Pyrite, 
  radiated. 
  — 
  Smoky 
  Hill 
  Eiver. 
  Purgatory, 
  Timpas 
  Creeks, 
  

   (possibly 
  raarkasite.) 
  

  

  Pyrolusite. 
  — 
  Massive 
  at 
  Buckskin 
  and 
  in 
  Silver 
  Hills. 
  

  

  Pyromorphite. 
  — 
  Freeland 
  lode, 
  Trail 
  Creek. 
  

  

  Pyroxene. 
  — 
  Near 
  Fair 
  Play. 
  In 
  a 
  number 
  of 
  localities 
  in 
  younger 
  vol- 
  

   canic 
  and 
  mctamorpbic 
  rocks. 
  

  

  Pyrrhotite. 
  — 
  Malachite 
  lode, 
  Jefferson 
  County. 
  

  

  Quartz, 
  crystals. 
  — 
  Gunnell 
  lode, 
  Briggs 
  mine. 
  Quartz 
  Hill, 
  and 
  other 
  

   localities 
  near 
  Central. 
  In 
  the 
  Eosita 
  mines, 
  in 
  some 
  of 
  the 
  George- 
  

   town 
  mines, 
  at 
  station 
  46 
  of 
  1873. 
  On 
  East 
  Eiver, 
  in 
  the 
  mines 
  of 
  Elk 
  

   Mountain 
  district, 
  Iowa 
  Gulch, 
  Sopris 
  Peak. 
  Head 
  of 
  Anthracite 
  

   Creek. 
  

  

  Quartz, 
  rosy. 
  — 
  On 
  station 
  70 
  ; 
  camp 
  39 
  of 
  1873 
  ; 
  Bear 
  Creek. 
  Near 
  

   Clear 
  Creek. 
  Near 
  head 
  ot 
  Soaring 
  Fork. 
  

  

  Quartz, 
  smoky. 
  — 
  Pike's 
  Peak; 
  Elk 
  Creek. 
  In 
  the 
  Colorado 
  divide; 
  

  

  large 
  crystals 
  on 
  the 
  Upper 
  Platte. 
  

   Red 
  chalk, 
  — 
  (Impure.) 
  S. 
  Table 
  Mountain. 
  

  

  