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Rare Mineral Species

Monday, 25 November 2024 06:00 PM

Introducing the "Rare Mineral Species" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including cuprostibite, famatinite, francevillite, gladite, hawleyite, and hedleyite and more from places like Vialas, Florac, Lozère, Occitanie, France, Maukenstadl adit, Maukenötz dist., Brixlegg, Tyrol, Austria, San Rafael mine, Nye Co., Nevada, United States, Bleka, Tokke, Telemark, Norway, and Good Hope mine, Hedley, British Columbia, Canada.

Cuprostibite - BAC64941

Cuprostibite - BAC64941

Cuprostibite

#BAC64941

$125.00 - Available
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Locality: Vialas, Florac, Lozère, Occitanie, France
Formula: Cu₂Sb
Availability: Available
Price: $125.00
Size: 3.5 x 2 x 0.9 cm - Miniature
Tagged: copper

Weird interesting square tabular crystals with beveled edges.

Cuprostibite

Formula: Cu₂Sb
Crystal System: Tetragonal
Crystal Habit: Aggregates
Cleavage: Indistinct, None, None
Luster: Metallic
Color: steel gray
Class: Tetragonal - Ditetragonal Dipyramidal
Fracture: Uneven
Hardness: 4

Collection: William & Anne Cook Collection

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

SOLD

Famatinite - JD64953

Famatinite - JD64953

Famatinite

with Luzonite - #JD64953

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Data
Provenance
Resources

Locality: Maukenstadl adit, Maukenötz dist., Brixlegg, Tyrol, Austria
Formula: Cu₃SbS₄
Availability: Sold
Size: 2.2 x 1.5 x 1 cm - Thumbnail
Tagged: sulfide , copper

The two minerals seem to be intermixed as I can't distinguished between the two. It is mostly a grey, metallic mass.

Famatinite

Formula: Cu₃SbS₄
Crystal System: Tetragonal
Cleavage: Good, Distinct, None
Luster: Metallic
Color: grayish black, dark pink brown, steel gray
Streak: black
Class: Tetragonal - Scalenohedral
Fracture: Brittle - Conchoidal
Hardness: 3-4

Collection: John Dagenais Collection

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

SOLD

Francevillite - JD64948

Francevillite - JD64948

Francevillite

#JD64948

Details
Data
Provenance
Resources

Locality: San Rafael mine, Nye Co., Nevada, United States
Formula: Ba(UO₂)₂(VO₄)₂·5H₂O
Availability: Sold
Size: 2 x 2 x 1 cm - Thumbnail
Tagged: vanadium
Special Info: Radioactive!!

I have never seen Francevillite from the San Rafael mine. But these are stunning under the scope with the typical crystal habits.

Francevillite

Formula: Ba(UO₂)₂(VO₄)₂·5H₂O
Crystal System: Orthorhombic
Cleavage: Perfect, None, None
Luster: Adamantine - Pearly
Color: brownish yellow, yellow, yellow green
Streak: light yellow
Class: Orthorhombic - Dipyramidal
Hardness: 3

Collection: John Dagenais Collection
Special Info: Radioactive!!

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

SOLD

Gladite - 64806

Gladite - 64806

Gladite

#64806

Details
Data
Provenance
Resources

Locality: Bleka, Tokke, Telemark, Norway
Formula: CuPbBi₅S₉
Availability: Sold
Size: 5 x 2.5 x 2 cm - Miniature

Slender silvery needles suspended in Quartz matrix with grains of Hammarite.

Ex. Frazier's Minerals.

Gladite

Formula: CuPbBi₅S₉
Crystal System: Orthorhombic
Crystal Habit: Prismatic
Cleavage: Good, Imperfect, None
Luster: Metallic
Color: lead gray, gray, tin white
Streak: black
Class: Orthorhombic - Dipyramidal
Hardness: 2.5-3

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

SOLD

Hawleyite - JD64947

Hawleyite - JD64947

Hawleyite

#JD64947

Details
Data
Provenance
Resources

Locality: San Rafael mine, Nye Co., Nevada, United States
Formula: CdS
Availability: Sold
Size: 2 x 2.5 x 2 cm - Thumbnail
Tagged: sulfide

Pulverulent mustart yellow coatings. Rare for San Rafael.

Hawleyite

Formula: CdS
Crystal System: Isometric
Cleavage: None, None, None
Luster: Metallic
Color: light yellow
Streak: light yellow
Class: Isometric - Hextetrahedral
Hardness: 2.5-3

Collection: John Dagenais Collection

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

SOLD

Hedleyite - JD64838

Hedleyite - JD64838

Hedleyite

with Gold - #JD64838

Details
Data
Provenance
Resources

Locality: Good Hope mine, Hedley, British Columbia, Canada
Formula: Bi₇Te₃
Availability: Sold
Size: 5 x 3 x 2 cm - Miniature
Tagged: tellurium
Special Info: Type Locality

A large foliated silvery crystal to 4.5mm in impure Quartz. From what I have seen this is a large crystal.

Hedleyite

Formula: Bi₇Te₃
Crystal System: Trigonal
Cleavage: Perfect, None, None
Luster: Metallic
Color: iron black, black, tin white
Class: Trigonal - Hexagonal Scalenohedral
Fracture: Flexible
Hardness: 2

Collection: John Dagenais Collection
Special Info: Type Locality

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

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