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

Minerals H - Z


Description for Minerals H - M


Azurite / Malachite Pseudomorph

Azurite / Malachite Pseudomorph

Brilliant, terminated crystal of Azurite, partially replaced by Malachite, on matrix.   Rare and aes..

$95.00
Garnet var. Spessartite

Garnet var. Spessartite

Brilliant, well-formed Spessartite Garnets with vivid, tangerine-orange color, on Feldspar matrix.  ..

$245.00
Garnet var. Spessartite on Feldspar

Garnet var. Spessartite on Feldspar

Brilliant, bright-orange Spessartite Garnets on Feldspar matrix.   Classic gem mineral specimen. ..

$155.00
Helvite and Spessartite Garnet on Orthoclase

Helvite and Spessartite Garnet on Orthoclase

Pair of well-formed, interlocked Helvite crystals with Spessartite Garnets on Orthoclase matrix. ..

$245.00
Helvite on Orthoclase with Spessartite Garnet and Muscovite

Helvite on Orthoclase with Spessartite Garnet and Muscovite

Brown Helvites to 1 cm, some twinned on Orthoclase feldspar with some small Spessartites on both...

$385.00
Helvite with Smoky Quartz and Spessartite Garnet

Helvite with Smoky Quartz and Spessartite Garnet

Well-formed Helvite crystal in partial vug of terminated Smoky Quartz.   One orange Spessartite Garn..

$135.00
Helvite with Spessartite and Quartz

Helvite with Spessartite and Quartz

Exceptional Helvite Specimen. The tabular dark brown crystal has a hole in one face that enters a sm..

$375.00
Helvite with Spessartite Garnet on Feldspar

Helvite with Spessartite Garnet on Feldspar

Color zoned crystal, very sharp, with small red orange spessartine garnet on thin plate of feldspar,..

$75.00
Helvite with Spessartite on Feldspar

Helvite with Spessartite on Feldspar

One of the best Helvite specimens from the Wushan mine, with exceptionally large and well-formed cry..

$625.00
Helvite, Loellingite, and Arsenopyrite

Helvite, Loellingite, and Arsenopyrite

Extremely sharp reddish brown Helvite crystals on Arsenopyrite and Loellingite.  Helvite is a rare m..

$145.00
Helvite, Spessartite Garnet and Muscovite on Orthoclase

Helvite, Spessartite Garnet and Muscovite on Orthoclase

Eight brilliant, well-formed Helvite crystals adorning a plate of Orthoclase Feldspar covered in Spe..

$185.00
Heulandite

Heulandite

Curved formation of bright-orange Heulandite crystals.   Add some color to your collection!   ..

$80.00
Hubnerite on Quartz

Hubnerite on Quartz

Brilliant, sharp Huebnerite crystals aesthetically perched on clear Quartz. Click photo for diff..

$85.00
Hydrozincite

Hydrozincite

Stalactite group of snow white Hydrozincite, "zinc bloom", a carbonate of Zinc.  Fluoresces pale pur..

$90.00
Inesite, Hubeite and Quartz

Inesite, Hubeite and Quartz

Very nice specimen of rare minerals with brilliant quartz. The best out of 100 pieces...

$125.00
Kunzite

Kunzite

Doubly terminated Kunzite with classic shape and good color...

$395.00
Kunzite

Kunzite

Twinned, doubly terminated, pale-pink Kunzite crystal.   Flawless.  ..

$95.00
Kunzite

Kunzite

Classic shaped, perfect crystal of Kunzite with excellent color. Click photo for additional view..

$525.00
Kunzite

Kunzite

Doubly-terminated Kunzite crystal with pastel-pink color.   Classic...

$175.00
Kunzite ( Spodumene )

Kunzite ( Spodumene )

Stout, well-formed Kunzite crystal with pastel pink color.   posted..

$95.00
Kunzite ( Spodumene )

Kunzite ( Spodumene )

Gemmy, pastel-pink Spodumene floater crystal with beautiful surface markings, from the Anita Mine in..

$345.00
Kunzite ( Spodumene )

Kunzite ( Spodumene )

One of a kind Kunzite specimen with a natural hole formed through the crystal.   Interior of hole is..

$145.00
Kunzite ( variety of Spodumene )

Kunzite ( variety of Spodumene )

Tabular double crystal of Spodumene with good color and classic form.   Very aesthetic...

$165.00
Kunzite ( variety of Spodumene )

Kunzite ( variety of Spodumene )

Brilliant, glassy Kunzite crystal with etched surfaces...

$65.00
Lapis Lazuli

Lapis Lazuli

166 gram polished sculpture of Lapis Lazuli. 3x2x1.5 inches..

$50.00
Lapis Lazuli

Lapis Lazuli

175 gram polished Lapis sculpture, showing pyrite richy bands. Lapis is a mixture of 3 minerals, L..

$60.00
Lapis Lazuli

Lapis Lazuli

Carved Lapis sculpture with vivid blue color and good polish.   Lapis is a mixture of 3 minerals: La..

$60.00
Lepidolite on Feldspar

Lepidolite on Feldspar

Well-formed golden Lepidolite crystals in "flowing" composition, on white Feldspar.   Aesthetic. ..

$80.00
Limonite

Limonite

Iridescent Limonite with hole through the middle.   posted..

$45.00
Limonite ( Iridescent )

Limonite ( Iridescent )

Beautiful, botryoidal Limonite with bright, iridescent color.   posted..

$45.00
Magnetite with Quartz

Magnetite with Quartz

Magnetite crystals with unusual velvet appearance. Strongly magnetic. Sharp crystal form, with smal ..

$110.00
Magnetite with Quartz

Magnetite with Quartz

Beautiful Magnetite "rosette", aesthetically positioned amongst well-formed Quartz crystals.   Rare...

$275.00
Malachite

Malachite

Druzy Malachite formation from the Congo...

$45.00
Malachite

Malachite

Brilliant sprays of fibrous Malachite on matrix, totally exposed for maximum viewing.   Very aesthet..

$110.00
Malachite

Malachite

Beautiful formation of Malachite perched on Rhyolite (volcanic rock) matrix...

$115.00
Malachite

Malachite

Beautiful polished Malachite nodule...

$35.00
Malachite

Malachite

Polished nodule of Malachite with contrasting color...

$35.00
Malachite

Malachite

Polished Malachite nodule with a pattern resembling a scarab...

$35.00
Malachite

Malachite

Polished Malachite nodule with beautiful contrasting patterns. Click photo for additional view...

$35.00
Malachite

Malachite

Fibrous Malachite with excellent brilliance and aesthetic, natural composition.   posted..

$35.00
Malachite

Malachite

Botryoidal Malachite with velvet luster.   posted..

$55.00
Malachite

Malachite

Thick, polished Malachite with contrasting light and dark colors.   DW..

$40.00
Malachite

Malachite

Brilliant Malachite with interesting composition, from the Congo.   DW..

$95.00
Malachite - Polished

Malachite - Polished

Beautiful polished Malachite with great color and banding.   DW..

$35.00
Malachite - Polished

Malachite - Polished

Polished Malachite with beautiful, forest-green color.   DW..

$30.00
Malachite - Polished

Malachite - Polished

Polished Malachite from the Congo.   DW..

$25.00
Malachite and Shattuckite

Malachite and Shattuckite

Natural formation of contrasting Malachite and Shattuckite, very aesthetic...

$45.00
Malachite Pseudomorph, after Selenite

Malachite Pseudomorph, after Selenite

Rare pseudomorph of Malachite after Selenite (Gypsum). Excellent specimen...

$65.00
Meteorite

Meteorite

Nickel-Iron Meteorite fragment showing crystalline structure. Rare locality. 175 grams..

$210.00
Microcline Feldspar

Microcline Feldspar

Aesthetic group of architectural Microcline Feldspar crystals...

$65.00
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