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Rare Minerals

Friday, 07 March 2025 06:00 PM

Introducing the "Rare Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including lausenite, lazaraskeite, ludlockite, mountkeithite, santarosaite, and schwartzembergite and more from places like Alcaparrosa mine, Cerritos Bayos, Calama, El Loa, Antofagasta, Chile, Pusch Ridge, Santa Catalina Mtns., Pima Co., Arizona, Unites States, Mina Ojuela, Mapimi, Durango, Mexico, MKD5 Ni deposit, Mt. Keith, Western Australia, Australia, Santa Rosa mine, Iquique, Tarapacá Region, Chile, and San Francisco mine, Sierra Gorda dist., Antofagasta, Chile.

SOLD

Lausenite - 65628

Lausenite - 65628

Lausenite

with Paracoquimbite - #65628

Details
Data
Provenance
Resources

Locality: Alcaparrosa mine, Cerritos Bayos, Calama, El Loa, Antofagasta, Chile
Formula: Fe³⁺₂(SO₄)₃·5H₂O
Availability: Sold
Size: 2.3 x 1.7 x 1.2 cm - Thumbnail

White compact fibrous Lausenite in light purple or lilact Paracoquimbite reddish brown Romeite.

Lausenite

Formula: Fe³⁺₂(SO₄)₃·5H₂O
Crystal System: Monoclinic
Crystal Habit: Fibrous
Luster: Silky
Color: white
Streak: white
Class: Monoclinic
Hardness: -

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

SOLD

Lazaraskeite - 65573

Lazaraskeite - 65573

Lazaraskeite

#65573

Details
Data
Provenance
Resources

Locality: Pusch Ridge, Santa Catalina Mtns., Pima Co., Arizona, Unites States
Formula: Cu(C₂H₃O₃)₂
Availability: Sold
Size: 1.5 x 1.5 x 0.8 cm - Thumbnail
Special Info: Type Locality

Very nice bluish green crystals of Lazaraskeite an organic mineral published 2022.

Lazaraskeite

Formula: Cu(C₂H₃O₃)₂

Special Info: Type Locality

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

SOLD

Ludlockite - 65631

Ludlockite - 65631

Ludlockite

#65631

Details
Data
Provenance
Resources

Locality: Mina Ojuela, Mapimi, Durango, Mexico
Formula: PbFe³⁺₄As³⁺₁₀O₂₂
Availability: Sold
Size: 3 x 1.5 x 1 cm - Thumbnail

Bright fibrous orange crystals in and out of Quartz matrix.

Ludlockite

Formula: PbFe³⁺₄As³⁺₁₀O₂₂
Crystal System: Triclinic
Crystal Habit: Acicular
Cleavage: Good, Good, None
Luster: Subadamantine
Color: copper red
Streak: light brown
Class: Triclinic - Pinacoidal
Fracture: Sectile
Hardness: 1.5-2

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

Mountkeithite - 65465

Mountkeithite - 65465

Mountkeithite

#65465

$40.00 - Available
Details
Add to Cart
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Details
Data
Provenance
Resources

Locality: MKD5 Ni deposit, Mt. Keith, Western Australia, Australia
Formula: Mg₁₁Fe³⁺₃(SO₄)_3.5(OH)₂₄·11H₂O
Availability: Available
Price: $40.00
Size: 1.2 x 0.6 x 0.4 cm - Thumbnail
Special Info: Type Locality

Purple grains in serpentine matrix to 1mm.

Mountkeithite

Formula: Mg₁₁Fe³⁺₃(SO₄)_3.5(OH)₂₄·11H₂O
Crystal System: Hexagonal
Crystal Habit: Flakes, Granular, Rosette
Cleavage: Perfect, None, None
Luster: Pearly
Color: white, light pink
Streak: white
Class: Hexagonal
Hardness: 2

Special Info: Type Locality

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

SOLD

Santarosaite - 65649

Santarosaite - 65649

Santarosaite

#65649

Details
Data
Provenance
Resources

Locality: Santa Rosa mine, Iquique, Tarapacá Region, Chile
Formula: CuB₂O₄
Availability: Sold
Size: 3 x 1.3 x 1.6 cm - Thumbnail
Tagged: copper
Special Info: Type Locality

Blue bead-like crystals.

Santarosaite

Formula: CuB₂O₄
Crystal System: Tetragonal
Crystal Habit: Globular
Color: vivid blue
Streak: pale blue
Class: Tetragonal - Scalenohedral
Hardness: -

Special Info: Type Locality

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

Schwartzembergite - 65652

Schwartzembergite - 65652

Schwartzembergite

#65652

$55.00 - Available
Details
Add to Cart
Add to Favorites

Details
Data
Provenance
Resources

Locality: San Francisco mine, Sierra Gorda dist., Antofagasta, Chile
Formula: Pb²⁺₅H₂I³⁺O₆Cl₃
Availability: Available
Price: $55.00
Size: 2.3 x 1.6 x 1.6 cm - Thumbnail

Yellow platey crystals to 1mm.

Schwartzembergite

Formula: Pb²⁺₅H₂I³⁺O₆Cl₃
Crystal System: Tetragonal
Crystal Habit: Druse, Crystalline - Fine
Cleavage: Distinct, None, None
Luster: Adamantine
Color: yellow brown, light yellow, reddish brown
Streak: light yellow
Class: Tetragonal - Ditetragonal Dipyramidal
Hardness: 2.5

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

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