|
Mine
|
County
|
|
P. D. Q. Shaft
|
Custer
|
|
P. O. S. Shaft
|
Lake
|
|
P. T. Mine
|
Clear Creek
|
|
Pablo
|
Montrose
|
|
Pacific Mine
|
Summit
|
|
Pacific Mines & Mills Company
|
Lake
|
|
Packard Power Company
|
Eagle
|
|
Pactolas Mine
|
Park
|
|
Page Tunnel
|
Chaffee
|
|
Page Tunnel
|
Lake
|
|
Palace Group
|
Gilpin
|
|
Palisade #1
|
Mesa
|
|
Pallaro Lease
|
Jefferson
|
|
Palmetto
|
Hinsdale
|
|
Palmetto
|
Hinsdale
|
|
Palmyra Mining Company
|
San Miguel
|
|
Palonia Mine
|
Custer
|
|
Pandora
|
Ouray
|
|
Pandora
|
San Miguel
|
|
Pandora Company
|
Gunnison
|
|
Pandora Mine
|
Boulder
|
|
Paonia Dam Project
|
Mesa
|
|
Paonia Project
|
Gunnison
|
|
Paper Ore Body
|
San Miguel
|
|
Parachute Creek Mine
|
Garfield
|
|
Paradise Mining Corporation
|
Gunnison
|
|
Paradise Mountain Lode
|
Clear Creek
|
|
Paradox
|
Montrose
|
|
Paradox - Providence Copper Mining Company
|
Montrose
|
|
Paradox #5 & #6
|
Montrose
|
|
Paradox D
|
Montrose
|
|
Paradox Salt Company
|
Montrose
|
|
Paradox View #4
|
Montrose
|
|
Paradox Well Field
|
Montrose
|
|
Paragon and Michigan
|
Saguache
|
|
Paragon Mine
|
San Miguel
|
|
Paragon Mining Company
|
La Plata
|
|
Paris Mine
|
Park
|
|
Park Creek
|
Larimer
|
|
Park Group
|
Clear Creek
|
|
Park Mine
|
Clear Creek
|
|
Park Ridge
|
Pitkin
|
|
Park Side
|
Clear Creek
|
|
Park Tunnel Company
|
Pitkin
|
|
Parker - Gardner Shaft
|
Teller
|
|
Parker Derringer Lease
|
Gilpin
|
|
Parker Group
|
San Juan
|
|
Parko
|
Park
|
|
Parr
|
San Miguel
|
|
Parrish Tunnel
|
Conejos
|
|
Parrot Mines
|
San Miguel
|
|
Parsey Chester Mines
|
Eagle
|
|
Pass Me By Mine & Milling Company
|
Conejos
|
|
Passiflora Mine
|
Custer
|
|
Passmore Leasing Company
|
Clear Creek
|
|
Pat & Carpenter Lodes Group
|
La Plata
|
|
Pat Durand Drilling
|
Montrose
|
|
Patricks Enterprise
|
Gilpin
|
|
Patsy - Helen
|
Ouray
|
|
Patten Group
|
Clear Creek
|
|
Patti Rosa Mine
|
Teller
|
|
Patty #4 & #5
|
Montrose
|
|
Pawnee Project
|
Teller
|
|
Pay Off Mine
|
Gilpin
|
|
Pay Rock Mine
|
Boulder
|
|
Pay Rock Mine
|
Clear Creek
|
|
Pay Steak Mine
|
Clear Creek
|
|
Payday
|
Montrose
|
|
Payday Group
|
Garfield
|
|
Paymaster
|
Ouray
|
|
Paymaster
|
Summit
|
|
Paymaster Mine
|
Boulder
|
|
Paymaster Mine
|
Clear Creek
|
|
Paymaster Mine
|
Gunnison
|
|
Payoff
|
Montrose
|
|
Payrock Group
|
Mesa
|
|
Payrock Mine
|
Summit
|
|
Payroll
|
Dolores
|
|
Payroll Mine
|
Dolores
|
|
Paystreak
|
San Miguel
|
|
Peabody
|
Clear Creek
|
|
Peach Mine
|
Mesa
|
|
Peacock
|
Las Animas
|
|
Peacock Mine
|
Boulder
|
|
Peacock Mine
|
La Plata
|
|
Peacock Mining
|
Teller
|
|
Peanut
|
Montrose
|
|
Peanut Mine
|
Gunnison
|
|
Pearce Gold Mining
|
Gilpin
|
|
Pearce Mine
|
Jefferson
|
|
Pearl & Ruby Group
|
Hinsdale
|
|
Pearl Consolidated
|
Summit
|
|
Pearl Mine
|
Gilpin
|
|
Peerless
|
Custer
|
|
Peerless - Bell Mining Company
|
Chaffee
|
|
Peerless Construction Copper
|
Custer
|
|
Peerless Mine
|
Park
|
|
Peerless Mining & Milling Company
|
Chaffee
|
|
Peerless Tunnel
|
Lake
|
|
Peewink
|
Boulder
|
|
Peggy
|
Montrose
|
|
Peggy Leasing Company
|
Teller
|
|
Pegmatite
|
Clear Creek
|
|
Pelican
|
Hinsdale
|
|
Pelican Group
|
Eagle
|
|
Pembroke Mining & Milling
|
Boulder
|
|
Penigal Group
|
San Miguel
|
|
Penju
|
San Miguel
|
|
Penju #25
|
San Miguel
|
|
Penn Mining & Leasing Company
|
Lake
|
|
Pennsylvania - Colorado Mining Tunnel & Milling
|
Clear Creek
|
|
Pennsylvania Colorado Company
|
Gilpin
|
|
Pennsylvania M. P. & R. Company
|
Gilpin
|
|
Pennsylvania Mine
|
Boulder
|
|
Pennsylvania Mine
|
Gilpin
|
|
Pennsylvanian Mines Company
|
Summit
|
|
Penobscot Mine
|
Gilpin
|
|
Penrose Mine
|
Lake
|
|
Penrose Rosemont Dam
|
Teller
|
|
Peoples Leasing Company
|
Clear Creek
|
|
Peoria Gold Mining Company
|
Teller
|
|
Perigo Mine
|
Gilpin
|
|
Perins & Company
|
San Miguel
|
|
Perry & Faast Drilling Company
|
Montrose
|
|
Perry & Fast Drilling
|
Mesa
|
|
Perserverance Mine
|
Gilpin
|
|
Pershing Mine
|
Saguache
|
|
Peru Dyke Mine
|
Teller
|
|
Peru Mine
|
Gilpin
|
|
Pessimist Mine
|
Teller
|
|
Peters Tunnel
|
Clear Creek
|
|
Peterson Lease
|
Lake
|
|
Petes Mine
|
Las Animas
|
|
Petrel Gold Mining & Milling Company
|
Teller
|
|
Pewabic Mine
|
Gilpin
|
|
Pharmacist Mine
|
Teller
|
|
Phay Mine
|
Teller
|
|
Phenol Group
|
Garfield
|
|
Philadelphia Gold Mining Milling & Tunneling Company
|
Clear Creek
|
|
Philadelphia Mine
|
Boulder
|
|
Philadelphia Mine
|
Gilpin
|
|
Philadelphia Mine Company
|
Summit
|
|
Philadelphia Mines & Tunnel Company
|
Clear Creek
|
|
Phillip Flynn
|
San Juan
|
|
Phillips Extension
|
Boulder
|
|
Phillips Mine
|
Park
|
|
Philura Group
|
San Miguel
|
|
Phoenix
|
Mineral
|
|
Phoenix
|
Mesa
|
|
Phoenix Mine & Mill
|
Clear Creek
|
|
Phonograph
|
Montrose
|
|
Pi Warren
|
Montrose
|
|
Picket Corral #4
|
Montrose
|
|
Picnic Tree
|
Fremont
|
|
Piddler
|
Boulder
|
|
Pide Piper
|
Gilpin
|
|
Pie Face
|
Montrose
|
|
Pieplant Jupiter
|
Gunnison
|
|
Pigeon Mine
|
Dolores
|
|
Pike County Mine
|
San Miguel
|
|
Pike Mining & Leasing Company
|
Gilpin
|
|
Pikes Peak Mine
|
Teller
|
|
Pikeview Uranium Mine
|
Saguache
|
|
Pilgrim Group
|
Chaffee
|
|
Pilot Mine
|
Boulder
|
|
Pilot Mine
|
Summit
|
|
Pilot Oil Shale Mining Company
|
Garfield
|
|
Pine
|
Gilpin
|
|
Pine Comb Mine
|
Gilpin
|
|
Pine Knot
|
Boulder
|
|
Pine Martin Group
|
Eagle
|
|
Pine Shade Mine
|
Boulder
|
|
Pinello
|
Park
|
|
Pingrey Mines & Ore Company
|
Lake
|
|
Pingrey Mines & Ore Reduction Company
|
Summit
|
|
Pinion
|
Montrose
|
|
Pink Lady
|
Fremont
|
|
Pinnade Mine
|
Teller
|
|
Pinto Shaft
|
Teller
|
|
Pioneer
|
Custer
|
|
Pioneer
|
San Miguel
|
|
Pioneer Canon No. 1
|
Fremont
|
|
Pioneer Company
|
Gilpin
|
|
Pioneer Construction Company
|
Pueblo
|
|
Pioneer Gold Mining Company
|
Clear Creek
|
|
Pioneer Mines
|
Chaffee
|
|
Pioneer Tunnel
|
Clear Creek
|
|
Piper
|
Ouray
|
|
Piper #1 & #3
|
Montrose
|
|
Pirate Mine
|
Park
|
|
Pitch Tunnel
|
Saguache
|
|
Pitchfork
|
San Miguel
|
|
Pitkin Iron Corporation
|
Pitkin
|
|
Pittsburg
|
Gilpin
|
|
Pittsburg Mine
|
Summit
|
|
Pittsburgh Consolidated Mining & Milling Company
|
Clear Creek
|
|
Pittsburgh Mine
|
Boulder
|
|
Pittsburgh Mine
|
Gilpin
|
|
Pittsburgh Radium Company
|
Denver
|
|
Plaisance Mining & Milling Company
|
Boulder
|
|
Plata Tunnel
|
Dolores
|
|
Platora Dam
|
Conejos
|
|
Platt Lease
|
Lake
|
|
Platte Canyon Intake Dam
|
Jefferson
|
|
Platteville Mine
|
Boulder
|
|
Pleasant Valley Mineral Farm Mining & Milling Company
|
Gilpin
|
|
Pleasant View
|
Boulder
|
|
Plow Boy Mine
|
Boulder
|
|
Pluto
|
Montrose
|
|
Plutocrat Mine
|
Teller
|
|
Plymouth Rock Mine
|
Teller
|
|
Pocahontas
|
Gilpin
|
|
Pocahontas Mine
|
Custer
|
|
Pogue Mine
|
Gilpin
|
|
Pohatten Mine
|
Custer
|
|
Point Empire
|
Montrose
|
|
Polar Mine
|
San Miguel
|
|
Polar Star Group
|
San Juan
|
|
Polar Star Mine
|
Eagle
|
|
Polar Star Mine
|
Ouray
|
|
Polaris
|
San Miguel
|
|
Polly No. 4
|
Chaffee
|
|
Pompeii Mine
|
Teller
|
|
Poncha Pass Pit
|
Saguache
|
|
Pond
|
San Miguel
|
|
Ponderosa Water Tunnel
|
Ouray
|
|
Pontoon Gladstone Group
|
Summit
|
|
Pony Express Mine
|
Ouray
|
|
Pooch
|
San Miguel
|
|
Poopout
|
Boulder
|
|
Poor John Adit No. 2
|
Clear Creek
|
|
Poorman Mine
|
Boulder
|
|
Poorman Mine
|
Clear Creek
|
|
Poorman Tunnel
|
Eagle
|
|
Porcupine Mine
|
Teller
|
|
Porcupine Tunnel
|
San Miguel
|
|
Porphyry Gulch
|
San Juan
|
|
Porphyry Mountain
|
Pitkin
|
|
Porphyry Silver
|
Boulder
|
|
Porter Gold King
|
Teller
|
|
Porter Shaft
|
Lake
|
|
Porter, E.
|
Teller
|
|
Portland
|
Douglas
|
|
Portland Group
|
Park
|
|
Portland Mine
|
Boulder
|
|
Portland Mine
|
Ouray
|
|
Portland Mine
|
Teller
|
|
Portland No. 2
|
Teller
|
|
Potose - Caribou
|
Boulder
|
|
Poudre - North Platte Water Tunnel
|
Larimer
|
|
Poughkeepsie
|
San Juan
|
|
Poughkeepsie & Alabama Group
|
Ouray
|
|
Poverty Hill Group
|
La Plata
|
|
Powder Horn
|
Gunnison
|
|
Powder Horn Incline
|
Mesa
|
|
Powers Mine
|
Gilpin
|
|
Pozo Mine
|
Gilpin
|
|
Prairie Mining & Milling Company
|
El Paso
|
|
Prairie Queen
|
Teller
|
|
Prarie Divide
|
Larimer
|
|
Prarie Dog Mine
|
Custer
|
|
Prayer #8 & #9
|
Montrose
|
|
Premier Group
|
Dolores
|
|
Preparedness Mine
|
Park
|
|
President Mine
|
Lake
|
|
Preston Moore
|
San Miguel
|
|
Preston Tunnel
|
Summit
|
|
Pretty Blues & Sunups
|
San Miguel
|
|
Price Lode
|
Summit
|
|
Pride of America
|
Gunnison
|
|
Pride of America
|
Hinsdale
|
|
Pride of Aspen Mine
|
Pitkin
|
|
Pride of Cripple Creek
|
Teller
|
|
Pride of the Mountains
|
Summit
|
|
Pride of the West
|
San Juan
|
|
Pride of the West
|
Summit
|
|
Primos Chemical Company
|
San Miguel
|
|
Primos Company
|
Boulder
|
|
Primrose Beryl Lode
|
Larimer
|
|
Prince Albert Tunnel
|
Teller
|
|
Prince Henry
|
Clear Creek
|
|
Prince of Wales
|
Lake
|
|
Princess Annie Copper Company
|
Custer
|
|
Princess E. Shaft
|
Teller
|
|
Princess Eulalia
|
Boulder
|
|
Princess Mine
|
Clear Creek
|
|
Princess of India
|
Clear Creek
|
|
Princeton Company
|
Gunnison
|
|
Princeton Mine
|
Boulder
|
|
Princeton Mine
|
Clear Creek
|
|
Princeton Mining & Reduction Company
|
Chaffee
|
|
Pringle Hill Mining
|
Custer
|
|
Printer Boy Mine
|
Lake
|
|
Printer Girl Mine
|
Lake
|
|
Priscilla
|
Gilpin
|
|
Pritchett Tunnel
|
Gilpin
|
|
Prize Mine
|
Gilpin
|
|
Pro Patria Mine
|
Dolores
|
|
Procunier Mine
|
Gilpin
|
|
Prodigal Mine
|
Larimer
|
|
Producer Mine
|
Clear Creek
|
|
Product Development Lab
|
Mesa
|
|
Progress Mining & Milling Company
|
Summit
|
|
Prompt Pay
|
Gilpin
|
|
Prompt Pay Mine
|
Gilpin
|
|
Proper
|
Teller
|
|
Prospect
|
Dolores
|
|
Prospect Claim
|
Boulder
|
|
Prospect Mine
|
Boulder
|
|
Prospect Tunnel
|
Larimer
|
|
Prospectors Fortune
|
San Miguel
|
|
Prosperity
|
Las Animas
|
|
Protector
|
Mesa
|
|
Providence Mine
|
San Miguel
|
|
Prussian Mine
|
Boulder
|
|
Pueblo Claim
|
Teller
|
|
Pueblo Dam
|
Pueblo
|
|
Pueblo Dam
|
Rio Blanco
|
|
Pueblo Mine
|
Boulder
|
|
Pulaski Mine
|
Clear Creek
|
|
Pumpkin Mine
|
Clear Creek
|
|
Purcell Group
|
Summit
|
|
Puritan Mine
|
Clear Creek
|
|
Purple Sage No. 3
|
Rio Blanco
|
|
Purple Top Mine
|
Lake
|
|
Puzzle Mine
|
Summit
|
|
Puzzle Mine
|
Teller
|
|
Puzzle Mining Company
|
La Plata
|
|
Puzzler - Empire
|
Clear Creek
|
|
Puzzler Mine
|
Boulder
|
|
Puzzler Mine
|
Clear Creek
|
|
Puzzler Mine
|
Dolores
|
|
Pyramid Milling & Mining Company
|
Mesa
|
|
Pyramid Mining Company
|
San Juan
|
|
Pyramid Shale Company
|
Mesa
|
|
Pyrenees Mine
|
Lake
|
|
Pyrenes
|
Gilpin
|
|
Quad Construction Company
|
San Juan
|
|
Quadrilateral Mining
|
Lake
|
|
Quail Mine
|
Summit
|
|
Quaker
|
Boulder
|
|
Quaker
|
Chaffee
|
|
Quaker Mine
|
San Miguel
|
|
Quandry Queen Mines
|
Summit
|
|
Quandry Tunnel
|
Summit
|
|
Quarrell
|
Montrose
|
|
Quartz Company
|
San Juan
|
|
Quatman
|
Jefferson
|
|
Queen Anne
|
San Juan
|
|
Queen Bess Mine
|
Teller
|
|
Queen Bess Mining Company
|
Lake
|
|
Queen Beth
|
Mesa
|
|
Queen City
|
Saguache
|
|
Queen City Group
|
San Juan
|
|
Queen City Silver Mg. Company
|
Clear Creek
|
|
Queen Elizabeth
|
Clear Creek
|
|
Queen Mary
|
Park
|
|
Queen Mine
|
Teller
|
|
Queen Mining Company
|
Gunnison
|
|
Queen of the Hills
|
Mesa
|
|
Queen of the West
|
Gilpin
|
|
Queen of the West
|
Summit
|
|
Queen Ore Mine
|
Clear Creek
|
|
Quickie Iron Mine
|
Clear Creek
|
|
Quintet Mining Company
|
Mineral
|
|
Quinto Group
|
Clear Creek
|
|
Quito Mine
|
Clear Creek
|
