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Rare and Antique

Friday, 27 September 2024 06:00 PM

Introducing the "Rare and Antique" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including arsenopyrite, calaverite, copper, elbaite, and gold and more from places like Freiberg dist., Erzgebirge, Saxony, Germany, Mogul of Prince Albert mine, Cripple Creek, Teller Co., Colorado, United States, Central mine, Central, Keweenaw Co., Michigan, United States, Black Mountain pegmatite, Rumford, Oxford Co., Maine, United States, and Harvard mine, Jamestown, Tuolumne Co., California, United States.

Arsenopyrite

#64575

$50.00 - Available
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Locality: Freiberg dist., Erzgebirge, Saxony, Germany
Formula: FeAsS
Availability: Available
Price: $50.00
Size: 3 x 3 x 1.5 cm - Thumbnail
Tagged: sulfide
Special Info: Antique Specimen

Cluster of Arsenopyrite crystals to 6mm with Quartz. Old specimen deaccessioned by the A.E. Seamun Museum.

Arsenopyrite

Formula: FeAsS
Crystal System: Monoclinic
Crystal Habit: Striated, Euhedral Crystals, Prismatic
Cleavage: one distinct
Luster: Metallic
Color: tin white, light steel gray
Streak: black
Geological Setting: Widespread. Most commonly found in medium to high temperature veins.
Class: Monoclinic - Prismatic
Fracture: Brittle
Hardness: 5.5 to 6

Special Info: Antique Specimen

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

Calaverite

#AH57067

$225.00 - Available
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Locality: Mogul of Prince Albert mine, Cripple Creek, Teller Co., Colorado, United States
Formula: AuTe₂
Availability: Available
Price: $225.00
Size: 6.5 x 4 x 3 cm - Sm Cabinet
Tagged: tellurium , gold

Superb crystals of prismatic Calaverite to 2mm in vugs. Choice specimen with several crystals, minor tiny Gold specks, and perhaps also some Sylvanite as silvery crystals throughout monzonite matrix.

Calaverite

Formula: AuTe₂
Crystal System: Monoclinic
Crystal Habit: Striated, Massive, Crystalline - Fine
Cleavage: None, None, None
Luster: Metallic
Color: yellow, yellowish white
Streak: green
Class: Monoclinic - Prismatic
Fracture: Brittle - Conchoidal
Hardness: 2.5

Collection: Arnold G Hampson Collection

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

Copper

#64505

$100.00 - Available
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Locality: Central mine, Central, Keweenaw Co., Michigan, United States
Formula: Cu
Availability: Available
Price: $100.00
Size: 5 x 1 x 1 cm - Miniature
Tagged: native element

Excellent Copper specimen with spinel-law twinning.

Copper

Formula: Cu
Crystal System: Isometric
Crystal Habit: Nodular, Arborescent
Cleavage: None, None, None
Luster: Metallic
Color: brown, copper red, light pink, red
Streak: rose
Class: Isometric - Hexoctahedral
Fracture: Hackly
Hardness: 2.5-3

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

Copper

#64506

$75.00 - Available
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Locality: Central mine, Central, Keweenaw Co., Michigan, United States
Formula: Cu
Availability: Available
Price: $75.00
Size: 4.5 x 2.3 x 2 cm - Miniature
Tagged: native element

Crudely formed Copper crystals in mass.

Copper

Formula: Cu
Crystal System: Isometric
Crystal Habit: Nodular, Arborescent
Cleavage: None, None, None
Luster: Metallic
Color: brown, copper red, light pink, red
Streak: rose
Class: Isometric - Hexoctahedral
Fracture: Hackly
Hardness: 2.5-3

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

Elbaite

with Albite - #DL64697

$45.00 - Available
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Locality: Black Mountain pegmatite, Rumford, Oxford Co., Maine, United States
Formula: Na(Al_1.5Li_1.5)Al₆(BO₃)₃Si₆O₁₈(OH)₄
Availability: Available
Price: $45.00
Size: 14 x 11 x 5 cm - Cabinet