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Rare & Mixed Minerals

Sunday, 31 July 2022 05:00 PM

Introducing the "Rare & Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including lepidolite, minium, mooreite, sulvanite, topaz, and vanadinite and more from places like Harding mine, Taos Co., New Mexico, United States, Flux mine, Patagonia, Santa Cruz Co., Arizona, United States, Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States, Edelweiss mine, Burra, Mt Lofty Ranges, South Australia, Australia, Ouro Preto, Minas Gerais, Brazil, and Mammoth mine, Tiger, Pinal Co., Arizona, United States.

Lepidolite

with Spodumene - #AH58896

$55.00 - Available
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Locality: Harding mine, Taos Co., New Mexico, United States
Formula: K(Li,Al)₃(Si,Al)₄O₁₀(F,OH)₂
Availability: Available
Price: $55.00
Size: 7.5 x 5 x 5 cm - Sm Cabinet

Bold purple Lepidolite associated with another lithium mineral, Spodumene.

Lepidolite

Formula: K(Li,Al)3(Si,Al)4O10(F,OH)2
Crystal System: Monoclinic
Crystal Habit: Platy, Foliated, Massive
Cleavage: Perfect, None, None
Luster: Vitreous - Pearly
Color: colorless, gray white, lilac, yellowish, white
Streak: white
Class: Monoclinic
Fracture: Uneven
Hardness: 2.5-3

Collection: Arnold G Hampson Collection

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

SOLD

Minium

#RS58913

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Locality: Flux mine, Patagonia, Santa Cruz Co., Arizona, United States
Formula: Pb²⁺₂Pb⁴⁺O₄
Availability: Sold
Size: 2.5 x 2 x 1.5 cm - Thumbnail

A total mass of deep orange Minium.

Minium

Formula: Pb²⁺₂Pb⁴⁺O₄
Crystal System: Tetragonal
Crystal Habit: Scaly, Massive - Granular, Striated
Cleavage: Perfect, Perfect, None
Luster: Adamantine
Color: light red, brownish red, vivid red, yellowish red
Streak: yellowish orange
Class: Tetragonal - Ditetragonal Dipyramidal
Fracture: Earthy
Hardness: 2.5-3

Collection: RC Stamberg Collection

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

SOLD

Mooreite

#RS58925

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Locality: Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Formula: Mg₁₅(SO₄)₂(OH)₂₆·8H₂O
Availability: Sold
Size: 6 x 3 x 2 cm - Sm Cabinet
Special Info: Type Locality

Pearly tan plates with a nice luster from 1 to 2cm. A very good piece from the type locality for this two-locality mineral.

Mooreite

Formula: Mg₁₅(SO₄)₂(OH)₂₆·8H₂O
Crystal System: Monoclinic
Crystal Habit: Tabular, Platy
Cleavage: Perfect, None, None
Luster: Vitreous (Glassy)
Color: colorless, white
Streak: white
Class: Monoclinic - Prismatic
Hardness: 3

Collection: RC Stamberg Collection
Special Info: Type Locality

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

SOLD

Sulvanite

#RS58921

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Locality: Edelweiss mine, Burra, Mt Lofty Ranges, South Australia, Australia
Formula: Cu₃VS₄
Availability: Sold
Size: 4.5 x 3 x 3 cm - Miniature
Tagged: copper , vanadium

A 7mm greyish to brassy mass with alterations to perhaps Vesigneite (greenish yellow).

Sulvanite

Formula: Cu₃VS₄
Crystal System: Isometric
Crystal Habit: Massive, Crystalline - Coarse
Cleavage: Perfect, None, None
Luster: Metallic
Color: bronze, steel gray
Streak: black
Class: Isometric - Hextetrahedral
Hardness: 3.5

Collection: RC Stamberg Collection

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

SOLD

Topaz

(imperial) - #RS58911

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Locality: Ouro Preto, Minas Gerais, Brazil
Formula: Al₂SiO₄F₂
Availability: Sold
Size: 2.5 x 1.1 x 0.7 cm - Thumbnail

An excellent, terminated imperial Topaz crystal. Slight knick on the termination.

Topaz

Formula: Al₂SiO₄F₂
Crystal System: Orthorhombic
Crystal Habit: Crystalline - Coarse, Prismatic, Massive - Granular
Cleavage: Perfect, None, None
Luster: Vitreous (Glassy)
Color: colorless, pale blue, yellow, yellowish brown, red
Streak: white
Class: Orthorhombic - Dipyramidal
Fracture: Brittle - Uneven
Hardness: 8

Collection: RC Stamberg Collection

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

Vanadinite

with Baryte - #AH58910

$55.00 - Available
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Locality: Mammoth mine, Tiger, Pinal Co., Arizona, United States
Formula: Pb₅(VO₄)₃Cl
Availability: Available
Price: $55.00
Size: 7 x 3 x 5 cm - Sm Cabinet
Tagged: vanadium

Tiny reddish orange prismatic crystals with hexagonal terminations to about 0.75mm with colorless and tabular Baryte crystals. The Vanadinite is somewhat color zoned. The last few photos are that of the Baryte. This is an interesting specimen of dissolved Galena which created the vugs to which the crystals have formed. There is also a green micaceous mineral, which is much like Sericite.

Vanadinite

Formula: Pb₅(VO₄)₃Cl
Crystal System: Hexagonal
Crystal Habit: Globular, Prismatic, Nodular
Cleavage: None, None, None
Luster: Adamantine
Color: brown, brownish yellow, brown red, colorless, yellow
Streak: brownish yellow
Class: Hexagonal - Dipyramidal
Fracture: Brittle - Conchoidal
Hardness: 3.5-4

Collection: Arnold G Hampson Collection

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

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