Checkout

0 item @ $0.00

Home | My Cart | Login | Register

Recently Released New Additions

Hide Solds

Rare Minerals

Sunday, 29 October 2023 03:00 PM

Introducing the "Rare Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including agardite-(y), ansermetite, fluorapatite, haidingerite, hutchinsonite, and kalinite and more from places like Bou Skour mine, Ourzazate prov., Morocco, Fianel mine, Ausserferrera, Ferrera, Viamala, Grisons, Switzerland, Saxony, Germany, Jachymov, Erzgegirge, Bohemia, Czech Republic, Quiruvilca mine, Santiago de Chuco prov., La Libertad dept., Peru, and near Silver Peak, Esmeralda Co., Nevada, United States.

Agardite-(Y) - 62703

Agardite-(Y) - 62703

Agardite-(Y)

#62703

$30.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Bou Skour mine, Ourzazate prov., Morocco
Formula: Cu²⁺₆Y(AsO₄)₃(OH)₆·3H₂O
Availability: Available
Price: $30.00
Size: 1.7 x 1.5 x 1 cm - Thumbnail
Tagged: arsenate , copper
Special Info: Type Locality

Bluish green acicular crysatls in bunches to 1mm.

Agardite-(Y)

Formula: Cu²⁺₆Y(AsO₄)₃(OH)₆·3H₂O
Crystal System: Hexagonal
Crystal Habit: Acicular, Rosette, Spherical
Luster: Vitreous (Glassy)
Color: blue green, blue
Streak: greenish white
Class: Hexagonal - Dipyramidal
Hardness: 3-4

Special Info: Type Locality

Mineralpedia: View Agardite-(Y)
On Dakota Matrix: Previously Sold Agardite-(Y)
On Dakota Matrix: Other Available Agardite-(Y)
WebMineral: View Agardite-(Y)
Mindat: View Agardite-(Y)

SOLD

Ansermetite - BAC62695

Ansermetite - BAC62695

Ansermetite

#BAC62695

Details
Data
Provenance
Resources

Locality: Fianel mine, Ausserferrera, Ferrera, Viamala, Grisons, Switzerland
Formula: MnV⁵⁺₂O₆·4H₂O
Availability: Sold
Size: 2.5 x 2 x 1.3 cm - Thumbnail
Tagged: vanadium
Special Info: Type Locality

Rusty red coatings on matrix. Fairly rare.

Ansermetite

Formula: MnV⁵⁺₂O₆·4H₂O
Crystal System: Monoclinic
Crystal Habit: Tabular, Prismatic
Cleavage: Perfect, None, None
Luster: Adamantine
Color: carmine red
Streak: orange
Class: Monoclinic - Prismatic
Fracture: Uneven
Hardness: 3

Collection: William & Anne Cook Collection
Special Info: Type Locality

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

Fluorapatite - BAC62682

Fluorapatite - BAC62682

Fluorapatite

with Fluorite - #BAC62682

$40.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Saxony, Germany
Formula: Ca₅(PO₄)₃F
Availability: Available
Price: $40.00
Size: 5 x 3.5 x 2.2 cm - Miniature
Tagged: phosphate

An old-timer specimen with an old number on it...(#469) if that means anything. The Fluorapatite is 7mm adjacent to a purple Fluorite crystal to 1.1cm. There are also numerous tiny Fluorapatite crystals scattered around matrix.

Fluorapatite

Formula: Ca₅(PO₄)₃F
Crystal System: Hexagonal
Crystal Habit: Massive - Granular, Euhedral Crystals
Cleavage: Indistinct, None, None
Luster: Vitreous - Resinous
Color: blue, brown, colorless, violet, green
Streak: white
Class: Hexagonal - Dipyramidal
Fracture: Brittle - Conchoidal
Hardness: 5

Collection: William & Anne Cook Collection

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

SOLD

Haidingerite - BAC62701

Haidingerite - BAC62701

Haidingerite

with Pharmacolite - #BAC62701

Details
Data
Provenance
Resources

Locality: Jachymov, Erzgegirge, Bohemia, Czech Republic
Formula: Ca(AsO₃OH)·H₂O
Availability: Sold
Size: 5 x 5 x 3 cm - Miniature

Murky colorless and translucent crystals in divergent groups to 4mm with white Pharmacolite.

Haidingerite

Formula: Ca(AsO₃OH)·H₂O
Crystal System: Orthorhombic
Crystal Habit: Fibrous, Encrustations
Cleavage: Perfect, None, None
Luster: Vitreous - Adamantine
Color: colorless, white
Streak: white
Class: Orthorhombic - Dipyramidal
Fracture: Sectile
Hardness: 2-2.5

Collection: William & Anne Cook Collection

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

Hutchinsonite - CL62672

Hutchinsonite - CL62672

Hutchinsonite

#CL62672

$50.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: Quiruvilca mine, Santiago de Chuco prov., La Libertad dept., Peru
Formula: PbTlAs₅S₉
Availability: Available
Price: $50.00
Size: 5.5 x 4 x 1.5 cm - Sm Cabinet
Tagged: sulfide

Deep deep red black-looking Hutchinsonite crystals to 4mm.

Hutchinsonite

Formula: PbTlAs₅S₉
Crystal System: Orthorhombic
Crystal Habit: Prismatic, Acicular
Cleavage: Good, None, None
Luster: Sub Metallic
Color: cherry red, pink, black
Streak: red
Class: Orthorhombic - Dipyramidal
Fracture: Brittle - Conchoidal
Hardness: 1.5-2

Collection: Chet S. Lemanski, Jr. Collection

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

SOLD

Kalinite - BAC62700

Kalinite - BAC62700

Kalinite

#BAC62700

Details
Data
Provenance
Resources

Locality: near Silver Peak, Esmeralda Co., Nevada, United States
Formula: KAl(SO₄)₂·11H₂O
Availability: Sold
Size: 3.5 x 1.5 x 1.8 cm - Miniature

Curly white Kalinite.

Kalinite

Formula: KAl(SO₄)₂·11H₂O
Crystal System: Monoclinic
Crystal Habit: Fibrous, Water Soluble
Luster: Vitreous (Glassy)
Color: colorless, white
Streak: white
Class: Monoclinic - Prismatic
Fracture: Conchoidal
Hardness: 2

Collection: William & Anne Cook Collection

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

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2023 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map

DakotaMatrix.com makes use of JavaScript

Please enable it in your browser's preferences, should you need assistance, follow this link for help enabling javascript in your browser.