Colorado Gem & Mineral Co. - Rocks for the Rest of Us

Dave Daniels Collection

Amethyst

Amethyst

From the collection of Dave Daniel, a long time client of Colorado Gem and Mineral Co, comes for sal..

$4,300.00
Amethyst / Smoky Quartz

Amethyst / Smoky Quartz

Extremely rare, doubly-terminated crystals of Amethyst and Smoky Quartz, showing reverse scepter gro..

$1,250.00
Amethyst / Smoky Quartz Scepter

Amethyst / Smoky Quartz Scepter

From Korea, this rare scepter combines an Amethyst head on a Smoky Quartz shaft.  Classic scepter sh..

$525.00
Amethyst / Smoky Quartz Scepter

Amethyst / Smoky Quartz Scepter

Quartz Scepter with colorless shaft and Smoky Quartz head.  Difficult to find in this size and color..

$1,000.00
Amethyst Cluster

Amethyst Cluster

Beautiful Amethyst cluster in excellent condition, from premier locality.   Very aesthetic...

$1,450.00
Amethyst Crystals on Sulfides

Amethyst Crystals on Sulfides

Pale, prismatic Amethyst crystals set aesthetically atop a matrix of sulfides. 360 degrees display a..

$260.00
Quartz

Quartz

Brilliant Quartz crystal with excellent form, and smaller crystal near base.   posted..

$425.00
Quartz

Quartz

Exceptional duo of brilliant Quartz crystals in dramatic composition, from premier Quartz locality. ..

$265.00
Quartz "Icicle"

Quartz "Icicle"

From the Himalayas at 14,000 feet comes this flawless, terminated Quartz crystal that has been natur..

$325.00
Quartz - Japan Twin Law

Quartz - Japan Twin Law

Plate of Quartz crystals exhibiting the Japan Twin Law, with other prismatic Quartz crystals.   Matr..

$595.00
Quartz on Ferberite

Quartz on Ferberite

Well-formed Ferberite crystal with crown of Quartz crystals.   Very aesthetic.   posted..

$395.00
Quartz on Hematite

Quartz on Hematite

Two brilliant Quartz crystals nicely perched on contrasting Hematite matrix.   posted..

$1,450.00
Quartz Scepter - clear head on Smoky stem

Quartz Scepter - clear head on Smoky stem

From mine-owner Foster Hallman in the 90s at Tucson. Dark, opaque smoky "stem" hosting a semi-transp..

$750.00
Quartz with Pyrite

Quartz with Pyrite

Very rare specimen of a Quartz crystal cloaked in crystallized Pyrite  with only a portion of the th..

$495.00
Quartz with Siderite

Quartz with Siderite

 Very aesthetic, 5 sharp clear-to-translucent quartz xls w/ some light hematite staining, contrasted..

$985.00
Quartz, var. Amethyst Scepter

Quartz, var. Amethyst Scepter

An incredible Amethyst specimen, purchased by Jack Lowell in 1973, on his first trip to Brazil, from..

$3,250.00
Smoky Quartz and Spessartite Garnet

Smoky Quartz and Spessartite Garnet

Two Smoky Quartz crystals partially covered with tangerine-colored Spessartite Garnets.  A perfect s..

$1,200.00
Smoky Quartz Scepter, var. Crocodile Quartz

Smoky Quartz Scepter, var. Crocodile Quartz

Museum caliber specimen of Smoky Quartz from a pegmatite, showing "crocodile growth" on all sides.  ..

$2,750.00
Tourmaline ( Schorl ) with Smoky Quartz

Tourmaline ( Schorl ) with Smoky Quartz

Schorls and Smoky Quartz together in geometric array, one of the finest we've ever seen. Geometric s..

$495.00
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