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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 grossular, gypsum, iltisite, koritnigite, lammerite, and lavendulan and more from places like Sierra de Cruces, Coahuila, Mexico, Llallagua, Bolivia, Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France, Svornost mine, Jáchymov, Erzgebirge, Bohemia, Czech Republic, El Guanaco mine, Santa Catalina, Antofagasta, Chile, and Santa Catalina mine, Sierra Gorda, Atacama prov., Chile.

Grossular - 55296

Grossular - 55296

Grossular

garnet - #55296

$175.00 - Available
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Locality: Sierra de Cruces, Coahuila, Mexico
Formula: Ca₃Al₂(SiO₄)₃
Availability: Available
Price: $175.00
Size: 9.5 x 7 x 5 cm - Cabinet

Beautiful display specimn of raspberry Grossular garnet with euhedral crystals to 1.1cm.

Grossular

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

SOLD

Gypsum - BAC62438

Gypsum - BAC62438

Gypsum

ps after apatite - #BAC62438

Details
Data
Provenance
Resources

Locality: Llallagua, Bolivia
Formula: CaSO₄·2H₂O
Availability: Sold
Size: 6.5 x 4.5 x 3 cm - Sm Cabinet

Light green Gypsum replacement of apatite.

Gypsum

Formula: CaSO₄·2H₂O
Crystal System: Monoclinic
Crystal Habit: Tabular, Crystalline - Coarse, Massive - Fibrous
Cleavage: Perfect, Distinct, Distinct
Luster: Pearly
Color: white, colorless, yellowish white, greenish white, brown
Streak: white
Class: Monoclinic - Prismatic
Fracture: Fibrous
Hardness: 2

Collection: William & Anne Cook Collection

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

SOLD

Iltisite - KR61975

Iltisite - KR61975

Iltisite

#KR61975

Details
Data
Provenance
Resources

Locality: Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France
Formula: HgAgSCl
Availability: Sold
Size: 0.8 x 0.7 x 0.6 cm - Thumbnail
Tagged: sulfide
Special Info: EDS Confirmed

Dark red plates of Iltisite less than 0.2mm (hardly seen) with acicular dark red Perroudite in Cornwallite.

Iltisite

Formula: HgAgSCl
Crystal System: Hexagonal
Crystal Habit: Platy, Disseminated
Cleavage: Perfect, None, None
Luster: Adamantine
Color: red, brownish red
Streak: red
Class: Hexagonal - Trapezohedral
Fracture: Fragile
Hardness: -

Collection: Kenneth Raabe Collection
Special Info: EDS Confirmed

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

SOLD

Koritnigite - BAC62445

Koritnigite - BAC62445

Koritnigite

#BAC62445

Details
Data
Provenance
Resources

Locality: Svornost mine, Jáchymov, Erzgebirge, Bohemia, Czech Republic
Formula: Zn(AsO₃OH)·H₂O
Availability: Sold
Size: 6 x 5.5 x 2.5 cm - Sm Cabinet
Tagged: arsenate

Fuzzy pink masses of Koritnigite.

Koritnigite

Formula: Zn(AsO₃OH)·H₂O
Crystal System: Triclinic
Cleavage: Perfect, None, None
Luster: Vitreous (Glassy)
Color: colorless
Streak: white
Class: Triclinic - Pinacoidal
Hardness: 2

Collection: William & Anne Cook Collection

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

SOLD

Lammerite - CL62451

Lammerite - CL62451

Lammerite

with Lavendulan - #CL62451

Details
Data
Provenance
Resources

Locality: El Guanaco mine, Santa Catalina, Antofagasta, Chile
Formula: Cu₃(AsO₄)₂
Availability: Sold
Size: 4.5 x 4 x 2.3 cm - Miniature
Tagged: arsenate , copper

Green Lammerite with blue Lavendulan.

Lammerite

Formula: Cu₃(AsO₄)₂
Crystal System: Monoclinic
Cleavage: Good, Indistinct, None
Luster: Adamantine
Color: dark green
Streak: light green
Class: Monoclinic - Prismatic
Hardness: 3-4

Collection: Chet S. Lemanski, Jr. Collection

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

SOLD

Lavendulan - BAC62431

Lavendulan - BAC62431

Lavendulan

#BAC62431

Details
Data
Provenance
Resources

Locality: Santa Catalina mine, Sierra Gorda, Atacama prov., Chile
Formula: NaCaCu₅(AsO₄)₄Cl·5H₂O
Availability: Sold
Size: 7 x 3 x 2.5 cm - Sm Cabinet
Tagged: arsenate , copper

Shiny plates of neon blue Lavendulan.

Lavendulan

Formula: NaCaCu₅(AsO₄)₄Cl·5H₂O
Crystal System: Orthorhombic
Crystal Habit: Botryoidal, Encrustations
Cleavage: Perfect, Indistinct, None
Luster: Vitreous - Waxy
Color: blue, lavender blue, greenish blue
Streak: light blue
Class: Orthorhombic
Fracture: Brittle - Uneven
Hardness: 2.5

Collection: William & Anne Cook Collection

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

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