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Mixed Minerals

Friday, 15 September 2023 04:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including cyrilovite, dymkovite, eskimoite, fluoborite, fluorite, and greenockite and more from places like Iron Monarch mine, Iron Knob, South Australia, Australia, Belorechenskoe dep., Adygea Republic, Northern Caucasus, Russia, Manhattan dist., Nye Co., Nevada, United States, Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States, Coldstones quarry, Pately Bridge, North Yorkshire, England, and Breitenbrunn, Erzgebirgskreis, Saxony, Germany.

Cyrilovite

with Strengite - #CL62430

$55.00 - Available
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Locality: Iron Monarch mine, Iron Knob, South Australia, Australia
Formula: NaFe³⁺₃(PO₄)₂(OH)₄·2H₂O
Availability: Available
Price: $55.00
Size: 7 x 7 x 3.5 cm - Sm Cabinet
Tagged: phosphate

Micro crystalline coatings of Cyrilovite with minor Strengite.

Cyrilovite

Formula: NaFe³⁺₃(PO₄)₂(OH)₄·2H₂O
Crystal System: Tetragonal
Crystal Habit: Massive - Granular, Pseudo Cubic
Cleavage: None, None, None
Luster: Vitreous (Glassy)
Color: yellow, orange yellow, brown
Streak: yellow
Class: Tetragonal - Trapezohedral
Fracture: Uneven
Hardness: 4

Collection: Chet S. Lemanski, Jr. Collection

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

SOLD

Dymkovite

#BAC62457

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Locality: Belorechenskoe dep., Adygea Republic, Northern Caucasus, Russia
Formula: Ni(UO₂)₂(As³⁺O₃)₂·7H₂O
Availability: Sold
Size: Capsule
Tagged: nickel

Bright yellow plates in a 3mm matrix in capsule. Extremely rare.

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

SOLD

Eskimoite

#KR61962

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Locality: Manhattan dist., Nye Co., Nevada, United States
Formula: Ag₇Pb₁₀Bi₁₅S₃₆
Availability: Sold
Size: 2.5 x 2.2 x 1.8 cm - Thumbnail
Tagged: sulfide , silver

Silvery veinlets to 3mm long in Quartz.

Eskimoite

Formula: Ag₇Pb₁₀Bi₁₅S₃₆
Crystal System: Monoclinic
Crystal Habit: Lamellar, Granular
Luster: Metallic
Color: black, gray
Class: Monoclinic - Domatic
Hardness: 4

Collection: Kenneth Raabe Collection

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

SOLD

Fluoborite

#CL62417

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Locality: Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Formula: Mg₃(BO₃)F₃
Availability: Sold
Size: 8.5 x 3.5 x 2 cm - Sm Cabinet

Silky white, splintery, compact fibrous crystals Willemite and Franklinite matrix.

Fluoborite

Formula: Mg₃(BO₃)F₃
Crystal System: Hexagonal
Crystal Habit: Acicular, Prismatic, Stellate
Cleavage: Indistinct, None, None
Luster: Vitreous - Silky
Color: colorless, violet, white
Streak: white
Class: Hexagonal - Dipyramidal
Hardness: 3.5

Collection: Chet S. Lemanski, Jr. Collection

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

Fluorite

#BAC62429

$125.00 - Available
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Locality: Coldstones quarry, Pately Bridge, North Yorkshire, England
Formula: CaF₂
Availability: Available
Price: $125.00
Size: 7.5 x 6.5 x 3.5 cm - Sm Cabinet

Purple and lustrous Fluorite cubes to 1cm with micro Hemimorphite overgrowth. Ex Lindsay & Patricia Greenback and Scott Willaims Mineral Company specimen with tags.

Fluorite

Formula: CaF₂
Crystal System: Isometric
Crystal Habit: Crystalline - Coarse, Massive - Granular, Disseminated
Cleavage: Three perfect, octahedral cleavages.
Luster: Vitreous (Glassy)
Color: purple, clear, yellow, green, red, blue
Streak: white
Geological Setting: Occurs in a wide range of geologic environments including low temperature Missississippi Valley lead-zinc deposits, hydrothermal gold deposits, Alpine cleft metamorphic environments
Class: Isometric - Hexoctahedral
Fracture: Uneven
Hardness: 4