Mixed Minerals


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R199 - Northupite (2 crystals) $ 200 (=~ £ 160)
 Searles Lake, San Bernardino Co., California, USA
thumbnail - 1.3 x 1.2 x 1.1 cm


(click on an image to enlarge)

Northupite (2 crystals) from Searles Lake, San Bernardino Co., California, USA [db_pics/pics/r199a.jpg] Northupite (2 crystals) from Searles Lake, San Bernardino Co., California, USA [db_pics/pics/r199b.jpg] Northupite (2 crystals) from Searles Lake, San Bernardino Co., California, USA [db_pics/pics/r199c.jpg] Northupite (2 crystals) from Searles Lake, San Bernardino Co., California, USA [db_pics/pics/r199d.jpg]

Two crystals of Northupite, an uncommon sodium, magnesium chloride carbonate. Searles Lake is the Type locality for the species. Both are complete octahedral crystals, one 1.3cm, the other 7mm. The crystals are complete and undamaged, whitish tan in color. The smaller crystal is exceptionally sharp in form.

R200 - Heliodor $ 300 (=~ £ 240)
 Minas Gerais, Brazil
miniature - 3.5 x 0.9 x 0.7 cm


(click on an image to enlarge)

Heliodor from Minas Gerais, Brazil [db_pics/pics/r200a.jpg] Heliodor from Minas Gerais, Brazil [db_pics/pics/r200b.jpg] Heliodor from Minas Gerais, Brazil [db_pics/pics/r200c.jpg] Heliodor from Minas Gerais, Brazil [db_pics/pics/r200d.jpg]

Glassy, transparent golden Beryl var. Heliodor. A doubly-terminated crystal, complete and undamaged with a couple indents where other crystals grew. Beautiful gem crystal from old finds.

R201 - Pyrochlore $ 200 (=~ £ 160) SOLD
 Panda Hill, Mbeya, Mbeya Region, Tanzania
thumbnail - 1 x 1 x 0.9 cm


(click on an image to enlarge)

Pyrochlore from Panda Hill, Mbeya, Mbeya Region, Tanzania [db_pics/pics/r201a.jpg] Pyrochlore from Panda Hill, Mbeya, Mbeya Region, Tanzania [db_pics/pics/r201b.jpg] Pyrochlore from Panda Hill, Mbeya, Mbeya Region, Tanzania [db_pics/pics/r201c.jpg] Pyrochlore from Panda Hill, Mbeya, Mbeya Region, Tanzania [db_pics/pics/r201d.jpg]

Large single crystal of Bariopyrochlore (var. Zero Valent dominant member of Pyrochlore Group) from Panda Hill in Tanzania. Panda Hill is the first recorded locality for this variety of Pyrochlore. At 1cm, this is a large sized crystal for this varietal. It's also complete, sharply formed, with decent luster.

R202 - Euxenite $ 180 (=~ £ 144)
 Maharidaza pegmatite, Ambolotarakely, Ankazobe District, Analamanga, Madagascar
thumbnail - 1.3 x 1 x 0.6 cm


(click on an image to enlarge)

Euxenite from Maharidaza pegmatite, Ambolotarakely, Ankazobe District, Analamanga, Madagascar [db_pics/pics/r202a.jpg] Euxenite from Maharidaza pegmatite, Ambolotarakely, Ankazobe District, Analamanga, Madagascar [db_pics/pics/r202b.jpg] Euxenite from Maharidaza pegmatite, Ambolotarakely, Ankazobe District, Analamanga, Madagascar [db_pics/pics/r202c.jpg]

Single, complete crystal of Euxenite (Y) from Madagascar. Euxenite is an uncommonly seen rare earth oxide mineral. Comes with an old Minerals Unlimited label.

R203 - Anorthite $ 150 (=~ £ 120)
 Yoichi District, Shiribeshi Subprefecture, Hokkaido Prefecture, Japan
thumbnail - 1.4 x 1 x 0.8 cm


(click on an image to enlarge)

Anorthite from Yoichi District, Shiribeshi Subprefecture, Hokkaido Prefecture, Japan [db_pics/pics/r203a.jpg] Anorthite from Yoichi District, Shiribeshi Subprefecture, Hokkaido Prefecture, Japan [db_pics/pics/r203b.jpg] Anorthite from Yoichi District, Shiribeshi Subprefecture, Hokkaido Prefecture, Japan [db_pics/pics/r203c.jpg]

Blocky, white single Anorthite crystal from Japan. Anorthite is the calcium-rich end member of the albite-anorthite feldspar series. Complete all around and translucent.

R204 - Amethyst $ 170 (=~ £ 136)
 Banska Stiavnica, Banska Bystrica Region, Slovakia
thumbnail - 2.5 x 1.7 x 1.3 cm


(click on an image to enlarge)

Amethyst from Banska Stiavnica, Banska Bystrica Region, Slovakia [db_pics/pics/r204a.jpg] Amethyst from Banska Stiavnica, Banska Bystrica Region, Slovakia [db_pics/pics/r204b.jpg] Amethyst from Banska Stiavnica, Banska Bystrica Region, Slovakia [db_pics/pics/r204c.jpg]

Single crystal of Amethyst from old finds at Banska. These historic crystals were considered the world's best at the time. This is a complete crystal fully transparent with rich purple color. Old label shows a price of $300.

R205 - Gold $ 200 (=~ £ 160) SOLD
 Harmanec gold deposit, Harmanec, Banska Bystrica Region, Slovakia
thumbnail - 2.7 x 2 x 1.5 cm


(click on an image to enlarge)

Gold from Harmanec gold deposit, Harmanec, Banska Bystrica Region, Slovakia [db_pics/pics/r205a.jpg] Gold from Harmanec gold deposit, Harmanec, Banska Bystrica Region, Slovakia [db_pics/pics/r205b.jpg] Gold from Harmanec gold deposit, Harmanec, Banska Bystrica Region, Slovakia [db_pics/pics/r205c.jpg] Gold from Harmanec gold deposit, Harmanec, Banska Bystrica Region, Slovakia [db_pics/pics/r205d.jpg]

Masses of Gold in white Quartz. Old label shows a price of $300.

R207 - Struvite $ 180 (=~ £ 144)
 St Nikolai church, Hamburg, Germany
thumbnail - 1 x 0.7 x 0.5 cm


(click on an image to enlarge)

Struvite from St Nikolai church, Hamburg, Germany [db_pics/pics/r207a.jpg] Struvite from St Nikolai church, Hamburg, Germany [db_pics/pics/r207b.jpg] Struvite from St Nikolai church, Hamburg, Germany [db_pics/pics/r207c.jpg]

Complete, well terminated single crystal of Struvite from the Type locality for the species. Struvite is a phosphate mineral commonly found as a product of organic decay and as a constituent of human kidney and bladder stones. This crystal has a possible macabre origin, from MINDAT: 'the source of the decomposing phosphate-rich organic matter under the church which hosted the growth of struvite crystals, with it being variously ascribed to human feces in a medieval sewer, horse manure under a medieval stable, or cadavers in a grave'.

R208 - Fluorite var. Antozonite $ 150 (=~ £ 120) SOLD
 Wilberforce Radium Mine, Ontario, Canada
thumbnail - 0.7 x 0.7 x 0.3 cm


(click on an image to enlarge)

Fluorite var. Antozonite from Wilberforce Radium Mine, Ontario, Canada [db_pics/pics/r208a.jpg] Fluorite var. Antozonite from Wilberforce Radium Mine, Ontario, Canada [db_pics/pics/r208b.jpg] Fluorite var. Antozonite from Wilberforce Radium Mine, Ontario, Canada [db_pics/pics/r208c.jpg]

Single crystal of dark purple Fluorite var. Antozonite. Antozonite is a variety of fluorite containing free fluorine as a result of radium bombardment. This is a well formed floater crystal with some chipping on the back, but a complete crystal.

R209 - Coquimbite with Halotrichite and Copiapite $ 125 (=~ £ 100) SOLD
 Dexter No. 7 Mine, San Rafael Swell, Utah, USA
thumbnail - 2.0 x 1.9 x 1.2 cm


(click on an image to enlarge)

Coquimbite with Halotrichite and Copiapite from Dexter No. 7 Mine, San Rafael Swell, Utah, USA [db_pics/pics/r209a.jpg] Coquimbite with Halotrichite and Copiapite from Dexter No. 7 Mine, San Rafael Swell, Utah, USA [db_pics/pics/r209b.jpg] Coquimbite with Halotrichite and Copiapite from Dexter No. 7 Mine, San Rafael Swell, Utah, USA [db_pics/pics/r209c.jpg] Coquimbite with Halotrichite and Copiapite from Dexter No. 7 Mine, San Rafael Swell, Utah, USA [db_pics/pics/r209d.jpg]

Well formed hexagonal crystals of Coquimbite. Normally purple, these are unusually colored red crystals associated with yellow Copiapite.
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