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Mixed Minerals

Sunday, 26 February 2023 06:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including acanthite, anglesite, beudantite, seeligerite, sterryite, and stibnite and more from places like Uchucchacua mine, Oyon prov., Lima dept., Peru, Monteponi mine, Iglesias, Sardinia, Italy, Kamariza mine, Laurium, Greece, Casucha mine, Caracoles, Sierra Gorda, Antofagasta, Chile, Pollone mine, Valdicastello Carducci, Apuan Alps, Lucca, Tuscany, Italy, and Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy.

Acanthite

with Silver - #61008

$150.00 - Available
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Locality: Uchucchacua mine, Oyon prov., Lima dept., Peru
Formula: Ag₂S
Availability: Available
Price: $150.00
Size: 5 x 2.5 x 3 cm - Miniature
Tagged: sulfide , silver

Dull grey, large bleb-like crystals of Acanthite with curled Silver wires.

Acanthite

Formula: Ag₂S
Crystal System: Monoclinic
Crystal Habit: Blocky, Skeletal, Arborescent
Cleavage: poor to none
Luster: Metallic
Color: lead gray, gray, iron black
Streak: shining black
Class: Monoclinic - Prismatic
Fracture: Sectile
Hardness: 2-2.5

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

Anglesite

#60940

$195.00 - Available
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Locality: Monteponi mine, Iglesias, Sardinia, Italy
Formula: PbSO₄
Availability: Available
Price: $195.00
Size: 4.5 x 5.5 x 4 cm - Sm Cabinet

Textbook Anglesite crystals with striations along the 101 faces and long sloping terminations coming to a chisel point. The largest crystal to 1.3cm with numerous other crystals from 2 to 7mm. The color is a translucent yellowish tan with smoky tips. The overall pocket is 4 x 3.5cm on a Galena matrix. Excellent specimen formerly of ShelterRockMinerals (Terry Szenics).

Anglesite

Formula: PbSO₄
Crystal System: Orthorhombic
Crystal Habit: Granular, Stalactitic
Cleavage: Good, Distinct, None
Luster: Adamantine
Color: blue, colorless, green, gray, yellow
Streak: white
Class: Orthorhombic - Dipyramidal
Fracture: Brittle - Conchoidal
Hardness: 2.5-3

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

Beudantite

#60983

$45.00 - Available
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Locality: Kamariza mine, Laurium, Greece
Formula: PbFe³⁺₃(AsO₄)(SO₄)(OH)₆
Availability: Available
Price: $45.00
Size: 6 x 3.5 x 3.5 cm - Sm Cabinet
Tagged: arsenate

Sparkly reddish brown micro crystals less than 0.5mm on Galena and jasperoidal matrix.

Beudantite

Formula: PbFe³⁺₃(AsO₄)(SO₄)(OH)₆
Crystal System: Trigonal
Crystal Habit: Blocky - Rhombohedral, Druse, Platy
Cleavage: Perfect, None, None
Luster: Adamantine
Color: brown, green, yellow, dark green, orange
Streak: greenish yellow
Class: Trigonal - Hexagonal Scalenohedral
Fracture: Brittle
Hardness: 4

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

Seeligerite

#BAC61125

$75.00 - Available
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Locality: Casucha mine, Caracoles, Sierra Gorda, Antofagasta, Chile
Formula: Pb₃(IO₄)Cl₃
Availability: Available
Price: $75.00
Size: 3.5 x 2 x 2.5 cm - Miniature

Orange scales and platy crystals with Diaboleite(?).

Seeligerite

Formula: Pb₃(IO₄)Cl₃
Crystal System: Orthorhombic
Crystal Habit: Platy
Cleavage: Perfect, Good, None
Color: light yellow
Streak: light yellow
Class: Orthorhombic - Disphenoidal
Hardness: -

Collection: William & Anne Cook Collection

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

Sterryite

#60989

$95.00 - Available
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Locality: Pollone mine, Valdicastello Carducci, Apuan Alps, Lucca, Tuscany, Italy
Formula: (Ag,Cu)₂Pb₁₀(Sb,As)₁₂S₂₉
Availability: Available
Price: $95.00
Size: 5.5 x 4 x 3 cm - Sm Cabinet
Tagged: sulfide , copper , silver

1-3mm metallic bladed crystals in Quartz and some out of Quartz. Rich specimen with some other unidentified metallic crystals (maybe just Pyrite, but awfully small to determine).