Checkout

0 item @ $0.00

Home | My Cart | Login | Register

Recently Released New Additions

Hide Solds

Mixed Rare Minerals

Saturday, 07 May 2022 12:00 PM

Introducing the "Mixed Rare Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including pseudomalachite, pyroxmangite, roselite, silver, spinel, and spodumene and more from places like Erl, Kasbach-Ohlenberg, Linz am Rhein, Rhineland-Palatinate, Germany, Taguchi mine, Aichi, Chubu, Honshu Island, Japan, Bou Azzer dist., Anti-Atlas, Morocco, Kongsberg dist., Buskerud, Norway, Monte Somma, Vesuvius, Campania, Italy, and Minas Gerais, Brazil.

Pseudomalachite

with Copper - #RS58168

$85.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Erl, Kasbach-Ohlenberg, Linz am Rhein, Rhineland-Palatinate, Germany
Formula: Cu₅(PO₄)₂(OH)₄
Availability: Available
Price: $85.00
Size: 8.5 x 4 x 5 cm - Sm Cabinet
Tagged: phosphate , copper

A great locality specimen of pseudomalachite in a large 3.5cm cavity in Quartz. Interesting that there are Copper crystals at the center of the specimen.

Pseudomalachite

Formula: Cu₅(PO₄)₂(OH)₄
Crystal System: Monoclinic
Crystal Habit: Botryoidal, Massive, Stalactitic
Cleavage: Imperfect, None, None
Luster: Vitreous - Greasy
Color: blue green, green, dark green, black green
Streak: bluish green
Class: Monoclinic - Prismatic
Fracture: Conchoidal
Hardness: 4-5

Collection: RC Stamberg Collection

Mineralpedia: View Pseudomalachite
On Dakota Matrix: Previously Sold Pseudomalachite
On Dakota Matrix: Other Available Pseudomalachite
WebMineral: View Pseudomalachite
Mindat: View Pseudomalachite

SOLD

Pyroxmangite

#RS58406

Details
Data
Provenance
Resources

Locality: Taguchi mine, Aichi, Chubu, Honshu Island, Japan
Formula: Mn²⁺SiO₃
Availability: Sold
Size: 3 x 3 x 1.5 cm - Thumbnail

Excellent cherry red crystals to 2mm. Great specimen of a mineral that is seldom in nice euhedral crystals such as this one.

Pyroxmangite

Formula: Mn²⁺SiO₃
Crystal System: Triclinic
Crystal Habit: Massive, Massive - Granular
Cleavage: Perfect, Perfect, None
Luster: Vitreous - Pearly
Color: pink, rose pink, purplish pink, yellowish red brown, brown
Streak: white
Class: Triclinic - Pinacoidal
Hardness: 5.5-6

Collection: RC Stamberg Collection

Mineralpedia: View Pyroxmangite
On Dakota Matrix: Previously Sold Pyroxmangite
On Dakota Matrix: Other Available Pyroxmangite
WebMineral: View Pyroxmangite
Mindat: View Pyroxmangite

SOLD

Roselite

with Talmessite - #58209

Details
Data
Provenance
Resources

Locality: Bou Azzer dist., Anti-Atlas, Morocco
Formula: Ca₂Co(AsO₄)₂·2H₂O
Availability: Sold
Size: 6.5 x 4 x 4 cm - Sm Cabinet
Tagged: arsenate

Purplish red, platy crystals of cobaltoan Talmessite preferentially oriented upon deep cherry red Roselite crystals to 2mm. Minor Cobaltaustinite. All on pink Dolomite. Very nice specimen.

Roselite

Formula: Ca₂Co(AsO₄)₂·2H₂O
Crystal System: Monoclinic
Crystal Habit: Mammillary, Spherical, Druse
Cleavage: Perfect, Good, None
Luster: Vitreous (Glassy)
Color: dark rose red, pink
Streak: light red
Class: Monoclinic - Prismatic
Hardness: 3.5

Mineralpedia: View Roselite
On Dakota Matrix: Previously Sold Roselite
On Dakota Matrix: Other Available Roselite
WebMineral: View Roselite
Mindat: View Roselite

Silver

#58432

$295.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Kongsberg dist., Buskerud, Norway
Formula: Ag
Availability: Available
Price: $295.00
Size: 6 x 5 x 3 cm - Sm Cabinet
Tagged: native element

An awesome specimen with two groups of Silver crystals. The longest is 3cm and the other is a group 1.3cm across.

Silver

Formula: Ag
Crystal System: Isometric
Crystal Habit: Arborescent, Dendritic, Massive
Cleavage: None, None, None
Luster: Metallic
Color: silver white, gray white, gray
Streak: silver white
Class: Isometric - Hexoctahedral
Fracture: Hackly
Hardness: 2.5-3

Mineralpedia: View Silver
On Dakota Matrix: Previously Sold Silver
On Dakota Matrix: Other Available Silver
WebMineral: View Silver
Mindat: View Silver

Spinel

var. pleonaste - #58433

$45.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Monte Somma, Vesuvius, Campania, Italy
Formula: MgAl₂O₄
Availability: Available
Price: $45.00
Size: 9 x 7 x 4 cm - Sm Cabinet

An antique specimen with an old handwritten label on the backside. It is a very rich specimen full of octahedral, black Spinel, variety pleonaste, crysatls to 1mm.