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Regional Report: Rico District (Pioneer District), Dolores Co., Colorado, USA

Also known as Pioneer district. Ag, Au, Pb, Zn, Cu.

For full locality listing click here. Alternatively: Click here for heirarchical list of localities in Rico District (Pioneer District), Dolores Co., Colorado, USA

  • Acanthite - 37, 97, 117, 118, 110
  • Actinolite - 121
  • 'Adularia' - 8
  • Alabandite - 117, 92
  • Albite - 107
  • 'Allanite' - 107
  • Allophane - 37, 110, 86
  • Andalusite - 128, 15
  • Andradite - 121
  • Anglesite - 92, 44
  • 'Argentiferous Galena' - 161, 105, 92
  • Argyrodite - 61
  • Aurichalcite - 117
  • Baryte - 37, 117, 8, 17
  • Bismuthinite - 117
  • Bornite - 121
  • Bromargyrite - 110
  • 'Bromian Chlorargyrite' - 121, 110
  • Calcite - 37, 118, 7, 161, 70, 41, 109, 115, 61, 130
  • Carnotite - 121
  • Celestine - 37
  • Cerussite - 161, 105, 51, 92
  • Chalcanthite - 158
  • Chalcocite - 117, 92
  • Chalcopyrite - 37, 117, 118, 7, 161, 105, 158, 128, 148, 80, 125, 41, 44, 61, 6, 16, 34, 39, 65, 79, 87, 91, 114, 134, 137, 5
  • 'Chert' - 7
  • 'Chlorite Group' - 7, 128, 41, 15, 91, 17
  • Clinozoisite - 117, 144
  • Copper - 121, 26
  • Cordierite - 128
  • Cosalite - 117
  • Covellite - 37
  • 'Cuprian Melanterite' - 121, 158
  • Diaspore - 158, 66
  • Diopside - 121
  • Dolomite - 37, 118, 91
  • Enargite - 69
  • Epidote - 7, 91, 107
  • 'Ferroan Dolomite' - 119
  • Fluorite - 117, 80, 45, 56, 16, 23, 82, 138, 66, 5
  • Galena - 37, 117, 118, 7, 48, 8, 158, 41, 100, 44, 109, 115, 61, 16, 157
  • 'Garnet Group' - 117, 144, 7, 107
  • Gold - 37, 117, 69, 48, 110, 8, 70, 147, 61, 32, 137
  • Grossular - 121
  • Gypsum - 37, 97, 118, 121, 158, 24, 82
  • Halloysite - 121, 82
  • Helvite - 117
  • Hematite - 7
  • 'Hornblende' - 91
  • Hübnerite - 117
  • Hydrozincite - 117
  • Illite - 130
  • Jarosite - 121, 106, 24
  • Kaolinite - 37, 117, 69, 48, 86
  • Limonite - 117, 121, 80, 44, 24, 23
  • Magnetite - 117, 121, 128, 34, 87, 17
  • Malachite - 37, 87
  • 'Manganoan Calcite' - 117, 92, 17
  • Massicot - 121
  • Molybdenite - 48, 147, 133
  • Muscovite - 66
  • Pearceite - 97, 121
  • Polybasite - 37, 118, 115, 61
  • Prehnite - 148
  • Proustite - 37
  • Pyrargyrite - 37, 61
  • Pyrite - 37, 117, 144, 118, 119, 7, 69, 48, 110, 161, 8, 92, 70, 146, 158, 106, 128, 148, 80, 125, 41, 44, 61, 6, 23, 65, 79, 82, 91, 93, 134, 17, 66
  • Pyrolusite - 161
  • 'Pyroxene Group' - 7, 91
  • Pyrrhotite - 7, 17
  • Quartz - 37, 118, 7, 69, 48, 110, 161, 8, 92, 70, 148, 80, 125, 41, 44, 115, 61, 6, 23, 26, 65, 79, 82, 91, 93, 138, 17, 130
  • Rhodochrosite - 37, 117, 118, 109, 115, 79
  • Rhodonite - 37
  • Roscoelite - 123
  • Rutile - 66
  • Sellaite - 5
  • 'Sericite' - 117, 69, 158, 15, 82, 5
  • 'Serpentine Group' - 15
  • Serpierite - 44
  • Siderite - 37, 118, 119
  • Silver - 37, 117, 118, 7, 110, 8, 32
  • Smithsonite - 117, 80
  • Sphalerite - 37, 117, 118, 7, 48, 161, 8, 158, 128, 148, 12, 80, 125, 41, 44, 6, 16, 23, 65, 79, 82, 93, 114, 134, 137, 138, 157
  • Stephanite - 37, 118
  • Sulphur - 121, 148
  • Tennantite - 117
  • Tetradymite - 138
  • Tetrahedrite - 37, 117, 118, 69, 48, 8, 63, 39
  • Topaz - 158, 17, 66
  • Tremolite - 121, 41
  • Vesuvianite - 7
  • 'Wad' - 144
  • 'Withamite' - 121
  • Wollastonite - 7
  • β-Uranophane - 9


    • 95 minerals listed.

    Locality Key
    1Albion (Victoria), Rico District (Pioneer District), Dolores Co., Colorado, USA
    2Alleghany (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    3Alma Mater Prospect (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    4Argentine (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    5Argentine Tunnel, Rico Argentine Mine, Silver Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    6Argonaut Mine, Rico District (Pioneer District), Dolores Co., Colorado, USA
    7Atlantic Cable Mine, Rico, Rico District (Pioneer District), Dolores Co., Colorado, USA
    8Aztec Mine, Expectation Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    9Badger No. 7 claim, Rico District (Pioneer District), Dolores Co., Colorado, USA
    10Badger Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    11Baer Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    12Bancroft Mine, Expectation Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    13Belzora, Rico District (Pioneer District), Dolores Co., Colorado, USA
    14Ben Group, Rico District (Pioneer District), Dolores Co., Colorado, USA
    15Black Wonder Prospect (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    16Blackhawk (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    17Blaine Tunnel (Rico Argentine; San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    18Blue Bell, Rico District (Pioneer District), Dolores Co., Colorado, USA
    19Boyles Brothers Drilling Prospect (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    20Buckhorn Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    21Burns Group, Rico District (Pioneer District), Dolores Co., Colorado, USA
    22Butler Group, Rico District (Pioneer District), Dolores Co., Colorado, USA
    23C. H. C. Group (Princeton Mine; Ethlena; MS 6136; Princeton; MS 2258; Limestone; MS 6131; Crebec; MS 6130; Patented Claims: C. H. C.; MS 1040), Rico District (Pioneer District), Dolores Co., Colorado, USA
    24C.H.C. Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    25Caledonia (Rico), Rico District (Pioneer District), Dolores Co., Colorado, USA
    26California Mine (Nevada; Unpatented Claims: California; Green Mountain; P. B. King; Burlesque Queen), Rico District (Pioneer District), Dolores Co., Colorado, USA
    27Calumet, Rico District (Pioneer District), Dolores Co., Colorado, USA
    28Christina Prospect (Christine), Rico District (Pioneer District), Dolores Co., Colorado, USA
    29Clan Campbell, Rico District (Pioneer District), Dolores Co., Colorado, USA
    30Copper Claims (MRDS - 10117401), Rico District (Pioneer District), Dolores Co., Colorado, USA
    31Dolly (Dolly Tunnel), Rico District (Pioneer District), Dolores Co., Colorado, USA
    32Dolores River Placers (Gold Nugget Placer; MS 20784; Snyder Placer; B. & S. Placer; MS 20784), Rico District (Pioneer District), Dolores Co., Colorado, USA
    33Double Cross, Rico District (Pioneer District), Dolores Co., Colorado, USA
    34Eagle Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    35Eagle Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    36Eighty-Eight Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    37Enterprise Mine, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    38Eureka Occurrence, Rico District (Pioneer District), Dolores Co., Colorado, USA
    39Expectation Mine (Edna; Babe; Thirteenth; Engel Mine; Mae No. 1; Rosemary; Aviator; Johnny Miller; Alf; Victor; Hornet; C. M. E.; Unpatented Claims: Expectation; V. J. K.), Rico District (Pioneer District), Dolores Co., Colorado, USA
    40Expectation Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    41Falcon Mine, Telescope Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    42Fickle Goddess Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    43Flying Fish Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    44Forest Payrole Mine, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    45Fortuna and Duncan Prospect, Silver Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    46Futura Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    47Futurity Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    48Gold Anchor Mine, Horse Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    49Golden 1900 Prospect (Sunnyside), Rico District (Pioneer District), Dolores Co., Colorado, USA
    50Golden Fleece Prospect (New Year Mine), Rico District (Pioneer District), Dolores Co., Colorado, USA
    51Grand View Mine, Telescope Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    52Great Western Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    53Group Tunnel (San Juan National Forest; Enterprize), Rico District (Pioneer District), Dolores Co., Colorado, USA
    54Hand-Out Occurrence (Hand Out), Rico District (Pioneer District), Dolores Co., Colorado, USA
    55Hess and Garren, Rico District (Pioneer District), Dolores Co., Colorado, USA
    56Hibernia Mine, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    57Hicks Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    58Hope and Cross Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    59Horse Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    60Humboldt Tunnel (Rico Argentine), Rico District (Pioneer District), Dolores Co., Colorado, USA
    61Iron Clad Mine, Expectation Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    62Iron Dollar Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    63Iron Draw Mine, Horse Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    64Iron Giant Prospect (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    65Iron Mine (Patented Claim: Iron Mine; MS 8758), Rico District (Pioneer District), Dolores Co., Colorado, USA
    66Iron Rod Mine, Rico District (Pioneer District), Dolores Co., Colorado, USA
    67Isabella Shaft Prospect (Wakeman Tunnel), Rico District (Pioneer District), Dolores Co., Colorado, USA
    68Jack Wech Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    69Johnney Bull Mine, Horse Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    70Jones Mine (St. Louis claim), Expectation Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    71Jumbo No. 3 (Rico Argentine), Rico District (Pioneer District), Dolores Co., Colorado, USA
    72Key Group, Rico District (Pioneer District), Dolores Co., Colorado, USA
    73Kite Tunnel Occurrence, Rico District (Pioneer District), Dolores Co., Colorado, USA
    74Lackawanna Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    75Larson, Rico District (Pioneer District), Dolores Co., Colorado, USA
    76Last Chance Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    77Laxey Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    78Leila Davis, Rico District (Pioneer District), Dolores Co., Colorado, USA
    79Lexington Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    80Lily D. Mine (Carrie; Silver Belt), C.H.C. Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    81Little Maggie Mine, Silver Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    82Logan Mine (Logan Group; Goliath; MS 19665; General O. O. Howard; MS 2478; General Sherman; MS 2477; General Sheridan; MS 2479; Patented Claims: General Logan; MS 2476; Little Casper; MS 19665), Rico District (Pioneer District), Dolores Co., Colorado, USA
    83Lower Bridal Veil Canyon Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    84Lucky Boy, Rico District (Pioneer District), Dolores Co., Colorado, USA
    85Lucky Pine, Rico District (Pioneer District), Dolores Co., Colorado, USA
    86M.A.C. Prospect (Hoosier Girl), Rico District (Pioneer District), Dolores Co., Colorado, USA
    87Magnet Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    88Marriage Stake, Rico District (Pioneer District), Dolores Co., Colorado, USA
    89Mediterranean (Premier), Rico District (Pioneer District), Dolores Co., Colorado, USA
    90Mohawk, Rico District (Pioneer District), Dolores Co., Colorado, USA
    91Montezuma Mine, Rico District (Pioneer District), Dolores Co., Colorado, USA
    92Mountain Springs Mine (Rico Argentine), C.H.C. Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    93N. A. Cowdrey Mine (Patented Claim: N.A. Cowdrey; MS 6317), Rico District (Pioneer District), Dolores Co., Colorado, USA
    94Nellie Bly (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    95New Dawn Group, Rico District (Pioneer District), Dolores Co., Colorado, USA
    96Newman Hill Prospect, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    97Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    98Newman Mines (Patented Claims: Swansea; MS 434; Swansea; Klingender; and Chestnut Tunnels; Newman; MS 436a; Chestnut; MS 435), Rico District (Pioneer District), Dolores Co., Colorado, USA
    99Nigger Baby, Rico District (Pioneer District), Dolores Co., Colorado, USA
    100Nora Lily Mine, Telescope Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    101Nutmeg Occurrence (Nut Meg), Rico District (Pioneer District), Dolores Co., Colorado, USA
    102Onamo Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    103Oro, Rico District (Pioneer District), Dolores Co., Colorado, USA
    104Palmetto Group, Rico District (Pioneer District), Dolores Co., Colorado, USA
    105Phoenix Mine, Telescope Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    106Pigeon Mine, C.H.C. Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    107Potter Tunnel, Rico District (Pioneer District), Dolores Co., Colorado, USA
    108Princeton, Rico District (Pioneer District), Dolores Co., Colorado, USA
    109Pro Patria Mine(Scoutt's Tunnel; Rico Argentine), Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    110Puzzle Mine (Puzzler Mine), Horse Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    111Ramco Claims, Rico District (Pioneer District), Dolores Co., Colorado, USA
    112Rancroft, Rico District (Pioneer District), Dolores Co., Colorado, USA
    113Rand, Rico District (Pioneer District), Dolores Co., Colorado, USA
    114Resolute Mine (Unpatented Claims: Newman Group; Shehocton Group; New York Group), Rico District (Pioneer District), Dolores Co., Colorado, USA
    115Revenue Mine, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    116Richmond, Rico District (Pioneer District), Dolores Co., Colorado, USA
    117Rico Argentine Mine, Silver Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    118Rico Aspen Mine, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    119Rico Boy Mine, Rico, Rico District (Pioneer District), Dolores Co., Colorado, USA
    120Rico Con Middle Tunnel (Rico Argentine; San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    121Rico District (Pioneer District), Dolores Co., Colorado, USA
    122Rico Townsite, Rico District (Pioneer District), Dolores Co., Colorado, USA
    123Rico, Rico District (Pioneer District), Dolores Co., Colorado, USA
    124Roderick Dhu Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    125Sambo Mine, Expectation Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    126San Juan Prospect, Rico District (Pioneer District), Dolores Co., Colorado, USA
    127Sawyer Shaft, Rico District (Pioneer District), Dolores Co., Colorado, USA
    128Shamrock Mine, Expectation Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    129Silver Clad Mine, Rico District (Pioneer District), Dolores Co., Colorado, USA
    130Silver Creek Molybdenum deposit, Silver Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    131Silver Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    132Silver Glance (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    133Silver Gulch, Rico District (Pioneer District), Dolores Co., Colorado, USA
    134Silver Swan Mine (Wamba; MS 20620; Tango; Frances; Panama), Rico District (Pioneer District), Dolores Co., Colorado, USA
    135Skeptical, Rico District (Pioneer District), Dolores Co., Colorado, USA
    136Song Bird Tunnel (Rico Argentine), Rico District (Pioneer District), Dolores Co., Colorado, USA
    137South Park Mine (Patented Claim: South Park; MS 1563), Rico District (Pioneer District), Dolores Co., Colorado, USA
    138St. Louis Tunnel (Rico Argentine), Rico District (Pioneer District), Dolores Co., Colorado, USA
    139Stephanite, Rico District (Pioneer District), Dolores Co., Colorado, USA
    140Sunflower, Rico District (Pioneer District), Dolores Co., Colorado, USA
    141Swansea Mine, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    142Swickheimer Group, Rico District (Pioneer District), Dolores Co., Colorado, USA
    143Telegraph, Rico District (Pioneer District), Dolores Co., Colorado, USA
    144Telescope Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    145Tomale, Rico District (Pioneer District), Dolores Co., Colorado, USA
    146Uncle Ned Mine, Silver Creek, Rico District (Pioneer District), Dolores Co., Colorado, USA
    147Uncle Remus Mine, Rico, Rico District (Pioneer District), Dolores Co., Colorado, USA
    148Union Carbonate Mine, Newman Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    149Union-Carbonate, Rico District (Pioneer District), Dolores Co., Colorado, USA
    150Unknown Copper Occurrence (MRDS - 10167007), Rico District (Pioneer District), Dolores Co., Colorado, USA
    151Unknown Gold (MRDS - 10167074), Rico District (Pioneer District), Dolores Co., Colorado, USA
    152Unknown Lead Occurrence (MRDS - 10264203), Rico District (Pioneer District), Dolores Co., Colorado, USA
    153Unknown Lead Occurrence (MRDS - 10264351), Rico District (Pioneer District), Dolores Co., Colorado, USA
    154Unknown Molybdenum Occurrence (MRDS - 10239540), Rico District (Pioneer District), Dolores Co., Colorado, USA
    155Unnamed Silver (MRDS - 10166364), Rico District (Pioneer District), Dolores Co., Colorado, USA
    156Utah Claim, Rico District (Pioneer District), Dolores Co., Colorado, USA
    157Van Winkle (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    158Wellington Mine, C.H.C. Hill, Rico District (Pioneer District), Dolores Co., Colorado, USA
    159Whim, Rico District (Pioneer District), Dolores Co., Colorado, USA
    160World's Fair (San Juan National Forest), Rico District (Pioneer District), Dolores Co., Colorado, USA
    161Yellow Jacket Mine, Telescope Mountain, Rico District (Pioneer District), Dolores Co., Colorado, USA
    162Zulu Chief Occurrence, Rico District (Pioneer District), Dolores Co., Colorado, USA

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 26th Nov 2009 14:23:37