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 coronadite, cuproromeite, eosphorite, mimetite, pseudomalachite, and silver and more from places like South mine, Broken Hill, New South Wales, Australia, Comanche mine, Mono Co., California, United States, Foote mine, Cleveland Co., North Carolina, United States, Dry Gill mine, Caldbeck Fells, Cumbria, England, Erl, Kasbach-Ohlenberg, Linz am Rhein, Rhineland-Palatinate, Germany, and Kongsberg dist., Buskerud, Norway.

Coronadite

#58435

$75.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: South mine, Broken Hill, New South Wales, Australia
Formula: PbMn⁴⁺₂Mn²⁺₆O₁₆
Availability: Available
Price: $75.00
Size: 8 x 4.5 x 4 cm - Sm Cabinet

A cool black botryoidal crystal aggregates to 8mm.

Coronadite

Formula: PbMn⁴⁺₂Mn²⁺₆O₁₆
Crystal System: Monoclinic
Crystal Habit: Fibrous, Botryoidal
Luster: Sub Metallic
Color: grayish black, dark gray, black
Streak: brownish black
Class: Monoclinic - Prismatic
Hardness: 4.5-5

On Dakota Matrix: Previously Sold Coronadite
On Dakota Matrix: Other Available Coronadite
WebMineral: View Coronadite
Mindat: View Coronadite

Cuproromeite

aka Partzite - #58429

$40.00 - Available
Details
Add to Cart
Add to Favorites

Details
Provenance
Resources

Locality: Comanche mine, Mono Co., California, United States
Formula: Cu₂Sb₂(O,OH)₇
Availability: Available
Price: $40.00
Size: 4.5 x 3 x 1.5 cm - Miniature
Tagged: copper

Partzite is not an actual IMA mineral. Instead they think that it is very similar to Cuproromeite. Scratching the metallic areas does produce a dark green color and its streak is dark olive green. The metallic large grain is 1.5cm and is probably tarnished.

Collection: RC Stamberg Collection

On Dakota Matrix: Previously Sold Cuproromeite
On Dakota Matrix: Other Available Cuproromeite
WebMineral: View Cuproromeite
Mindat: View Cuproromeite

Eosphorite

#RS58440

$125.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Foote mine, Cleveland Co., North Carolina, United States
Formula: Mn²⁺AlPO₄(OH)₂·H₂O
Availability: Available
Price: $125.00
Size: 5 x 3 x 0.5 cm - Miniature
Tagged: phosphate , pegmatite mineral

Beautiful orange crystal group of Eosphorite about 1mm with great coverage. Excellent specimen.

Eosphorite

Formula: Mn²⁺AlPO₄(OH)₂·H₂O
Crystal System: Orthorhombic
Crystal Habit: Massive - Fibrous, Prismatic, Striated
Cleavage: Indistinct, None, None
Luster: Vitreous - Resinous
Color: light pink, yellow brown, light brown, light yellow, colorless
Streak: white
Class: Orthorhombic - Dipyramidal
Fracture: Conchoidal - Uneven
Hardness: 5

Collection: RC Stamberg Collection

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

Mimetite

var. campylite - #57823

$75.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Dry Gill mine, Caldbeck Fells, Cumbria, England
Formula: Pb₅(AsO₄)₃Cl
Availability: Available
Price: $75.00
Size: 5.5 x 3 x 3 cm - Sm Cabinet
Tagged: arsenate

Burnt orange curled hexagonal crystyals to 2mm across face. Nice piece!

Mimetite

Formula: Pb₅(AsO₄)₃Cl
Crystal System: Hexagonal
Crystal Habit: Reniform, Globular, Prismatic
Cleavage: Imperfect, None, None
Luster: Adamantine - Resinous
Color: white, yellow, orange, brown, red
Streak: white
Class: Hexagonal - Dipyramidal
Fracture: Brittle - Conchoidal
Hardness: 3.5-4

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

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.