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  • Colorado Prospector Club - Gem and Mineral information and resources
    Colorado Prospector club members - Click here to find your club membership benefits, links info *Colorado Gems and Minerals* Colorado is a very plentiful state for
  • WHAT ARE DIAMONDS? - coloradoprospector. com
    crystal structure They are gener-ally of inferior qua ity as a gemstone Carbonados are black opaque dia-monds usually from the Bahia rovince of Brazil They are crystalline but do not possess the mineral cleavage found in * An expression which refers to the highest quality diamonds and has come to mean the highest quality of just about anything
  • The Volcanoes of Colorado - coloradoprospector. com
    Similarity of the crystal-poor rhyolites, 3 some with volumes on the order of 1000 km (e g , Sapinero Mesa and Carpenter Ridge Tuffs), to matrix (melt) compositions in crystal-rich dacites thus documents efficient separation of rhyolitic liquids from crystal residues in upper-crustal chambers
  • Specimen trimming - Colorado Prospector - Gem and mineral prospecting . . .
    This specimen is very cool, and was a blast to find! It has a big smokey quartz crystal, Microcline and Hematite after Siderite As you can see, there was another big smokey quartz (on the left) next to that one, but it broke off This one definately needs some work Would love some feed back on trimming ideas if anyone has any
  • Can you see it? - Colorado Prospector - Gem and mineral prospecting and . . .
    Colorado prospector, club, prospecting, forum, gems, mineral specimens, for sale, Miners Market, small scale, mining, panning dirt, sluicing, dredging, high banking


















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