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

Minerals A - G


Minerals A - G Description


Acanthite

Acanthite

Well crystallized Acanthite in unusual, aesthetic composition...

$195.00
Acanthite

Acanthite

Well-formed crystals of Acanthite in aesthetic composition.   DW..

$95.00
Adularia ( Feldspar )

Adularia ( Feldspar )

Adularia is a potassium (K) Feldspar like Microcline and Orthoclase.  This specimen is a rare exampl..

$135.00
Amazonite

Amazonite

Large Amazonite crystal with good color...

$45.00
Amazonite

Amazonite

Large, compound crystal of Amazonite with good color and form...

$65.00
Amazonite

Amazonite

Beautiful cluster of bright blue, well-formed Amazonite crystals...

$75.00
Amazonite

Amazonite

Exceptional group of vivid blue Amazonite crystals with great form.   One of our very best. Proe..

$265.00
Amazonite

Amazonite

Beautiful, large Amazonite crystal on Quartz and Mica . Adds great color to any collection...

$195.00
Amazonite

Amazonite

Amazonite crystal with selective deposition resulting in unique color patterns.   Good example of "W..

$35.00
Amazonite "Carlsbad Twin" with Smoky Quartz

Amazonite "Carlsbad Twin" with Smoky Quartz

Well-formed Smoky Quartz crystals with a light blue Amazonite "Carlsbad Twin" , on Clevelandite. ..

$195.00
Amazonite and Smoky Quartz

Amazonite and Smoky Quartz

Complete smoky quartzes with amazonites of medium color. Solid piece, no repairs. Collected by Nick..

$425.00
Amazonite and Smoky Quartz

Amazonite and Smoky Quartz

Unusual association of deep blue Amazonites with selective deposition of Albite, with Smoky Quartz a..

$145.00
Amazonite and Smoky Quartz

Amazonite and Smoky Quartz

Aesthetic, classic specimen of Amazonite and Smoky Quartz, from famous Colorado locality. Undama..

$125.00
Amazonite on Cleavelandite

Amazonite on Cleavelandite

Museum-quality specimen of well-formed, bright-blue Amazonite crystals with snow-white Cleavelandite..

$695.00
Amazonite with Quartz

Amazonite with Quartz

"Whitecap" Amazonite crystal with doubly terminated Quartz crystal on top.  Architectural form with ..

$195.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Amazonite crystals with protruding Smoky Quartz...

$95.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Terminated Amazonite crystal, perched at the base of a terminated Smoky Quartz crystal.   Classic. ..

$65.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Perfect duo of Amazonite and Smoky Quartz, both well-formed and aesthetic.   Classic.   DW..

$50.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Cluster of Amazonite and Smoky Quartz crystals...

$45.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Well-formed, densely packed Amazonite crystals with elongated Smoky Quartz.   Classic and aesthetic...

$175.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Very nice Smoky Quartzes on partial amazonite with good color...

$225.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Elongated Smoky Quartz crystal emerging from matrix of Amazonite, Quartz and Feldspar.   Classic. ..

$495.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Architectural formation of Amazonite crystals with emerging Smoky Quartz, very aesthetic...

$130.00
Amazonite with Smoky Quartz

Amazonite with Smoky Quartz

Stout, pastel-blue Amazonite crystal with sharp Smoky Quartz.   Classic.   posted..

$125.00
Amazonite with Smoky Quartz and Cleavelandite

Amazonite with Smoky Quartz and Cleavelandite

Smoky Quartz crystals with beautiful blue Amazonites and Cleavelandite.   Aesthetic group.   ..

$645.00
Amblygonite with Eosphorite

Amblygonite with Eosphorite

Extremely-rare, beautiful cluster of gemmy, well-formed Amblygonite crystals with druzy Eospherite, ..

$125.00
Analcime

Analcime

Brilliant, orange, druzy Analcime on matrix.   A rare color for this mineral, which typically occurs..

$75.00
Analcime

Analcime

Analcime crystals with deep-orange color, lining a small vug...

$85.00
Andalusite

Andalusite

Extremely rare, huge, museum-sized single crystal of Andalusite. Usually found in crystals up to one..

$345.00
Andalusite

Andalusite

Gemmy, well-formed crystal of Andalusite from Bahia, Brazil.   Rare.   DW..

$85.00
Apatite

Apatite

Deep-blue, doubly-terminated crystal of Apatite, very aesthetic.   DW..

$125.00
Apatite

Apatite

Two very gemmy Apatite crystals in matrix, small damage on back of large crystal, not visible on dis..

$65.00
Apatite on Quartz

Apatite on Quartz

Well-formed, tabular, purple Apatite crystal with good luster, on a group of parallel, terminated Qu..

$225.00
Arsenopyrite

Arsenopyrite

Excellent cluster of intergrown arsenopyrites with Fluorites (some bismuthinite inclusions), Quartz,..

$110.00
Axinite

Axinite

Large, striated crystal of Axinite with light-brown color.   DW..

$55.00
Azurite

Azurite

Group of brilliant, doubly-terminated Azurite crystals with sharp, complex form.   Very aesthetic...

$245.00
Azurite

Azurite

Brilliant, elongated, doubly-terminated Azurite crystal "floater" with velvety texture.   Extremely ..

$145.00
Azurite

Azurite

Well-saturated blue Azurite crystals with excellent form, on contrasting white matrix.   Very aesthe..

$145.00
Azurite

Azurite

Doubly terminated Azurite crystal, floater, with deep blue color that is not too dark (like the Milp..

$575.00
Azurite

Azurite

Brilliant, elongated Azurite, deep blue color, perfect condition. Very dramatic with two display dir..

$125.00
Azurite

Azurite

From the classic Azurite locality Tsumeb, an excellent cluster of large Azurite crystals with deep, ..

$165.00
Azurite

Azurite

Deep-blue Azurite crystals with excellent saturation, on contrasting white matrix.   Very aesthetic...

$135.00
Azurite

Azurite

Well formed Azurite crystals up to 3/8ths inch on white matrix ,  Indigo blue velvet on white makes ..

$195.00
Azurite

Azurite

Deep-blue, druzy Azurite crystals with Malachite, on matrix.   Add some cobalt blue to your collecti..

$110.00
Azurite

Azurite

Well-formed, deep-blue Azurite crystal on matrix...

$85.00
Azurite

Azurite

Slender, curved crystals of deep-blue Azurite on breccia fragments.   Unusual...

$135.00
Azurite

Azurite

Well-formed cluster of Azurite crystals, aesthetically perched in matrix.   No damage or saw marks. ..

$95.00
Azurite

Azurite

Brilliant cluster of bright-blue Azurite cryatals, perched on matrix.   Very aesthetic.   DW..

$55.00
Azurite

Azurite

Sharp, well-formed Azurite crystal, perfectly positioned in matrix.   Very aesthetic.   No saw marks..

$120.00
Azurite / Malachite

Azurite / Malachite

Fine specimen of brilliant Azurite crystals in long vugs in Malachite.  Very showy...

$100.00
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