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Rare Tsumeb Mineral Specimens IV

Friday, 29 June 2018 07:00 PM

Introducing the "Rare Tsumeb Mineral Specimens IV" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including mimetite, molybdofornacite, mottramite, otavite and more from places like Tsumeb mine, Tsumeb, Namibia.

SOLD

Mimetite

#PD49253

Details
Data
Provenance
Resources

Locality: Tsumeb mine, Tsumeb, Namibia
Formula: Pb₅(AsO₄)₃Cl
Availability: Sold
Size: 2.5 x 2.5 x 1 cm - Thumbnail
Tagged: arsenate

Prismatic crystals to 1.8cm with interesting yellow to red colors.

Mimetite

Formula: Pb₅(AsO₄)₃Cl
Crystal System: Hexagonal
Crystal Habit: Reniform, Globular, Prismatic
Cleavage: Imperfect, None, None
Luster: Adamantine - Resinous
Color: white, yellow, orange, brown, red
Streak: white
Class: Hexagonal - Dipyramidal
Fracture: Brittle - Conchoidal
Hardness: 3.5-4

Collection: Don Phillips Collection

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

SOLD

Mimetite

with Cuprite - #PD49259

Details
Data
Provenance
Resources

Locality: Tsumeb mine, Tsumeb, Namibia
Formula: Pb₅(AsO₄)₃Cl
Availability: Sold
Size: 7.5 x 4.5 x 4 cm - Sm Cabinet
Tagged: arsenate

Faint yellowish white acicular sprays of Mimetite to 5mm on Cuprite. Minor Wulfenite. Originally labelled as Leadhillite.

Mimetite

Formula: Pb₅(AsO₄)₃Cl
Crystal System: Hexagonal
Crystal Habit: Reniform, Globular, Prismatic
Cleavage: Imperfect, None, None
Luster: Adamantine - Resinous
Color: white, yellow, orange, brown, red
Streak: white
Class: Hexagonal - Dipyramidal
Fracture: Brittle - Conchoidal
Hardness: 3.5-4

Collection: Don Phillips Collection

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

SOLD

Molybdofornacite

with Dioptase - #49205

Details
Data
Provenance
Resources

Locality: Tsumeb mine, Tsumeb, Namibia
Formula: CuPb₂MoO₄AsO₄(OH)
Availability: Sold
Size: 3 x 3 x 2 cm - Thumbnail
Tagged: arsenate , copper

Lime green glassy crystals of Molybdofornacite crystals in groups to about 0.75mm scattered in spongy matrix with minor Dioptase. Excellent scope specimen and rare. The green of the Molybdofornacite is a little greener and brighter than the crystals in-hand due to the digital process. They are still, however, a very stunning green.

Ex. William Pinch collection

Molybdofornacite

Formula: CuPb₂MoO₄AsO₄(OH)
Crystal System: Monoclinic
Crystal Habit: Pistolitic, Lath
Cleavage: None, None, None
Luster: Adamantine
Color: light green
Streak: yellow
Class: Monoclinic - Prismatic
Fracture: Conchoidal
Hardness: 2-3

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

SOLD

Mottramite

on Dolomite - #48349

Details
Data
Provenance
Resources

Locality: Tsumeb mine, Tsumeb, Namibia
Formula: PbCuVO₄(OH)
Availability: Sold
Size: 6 x 4.5 x 3.5 cm - Sm Cabinet
Tagged: copper , vanadium

Large milky white Calcite rhombs with preferential coatings of sparkly green tiny Mottramite crystals. Very attractive specimen. Mottramite was he first vanadate recognized at Tsumeb by Maucher in 1908.

Mottramite

Formula: PbCuVO₄(OH)
Crystal System: Orthorhombic
Crystal Habit: Plumose, Radial, Encrustations
Cleavage: None, None, None
Luster: Greasy (Oily)
Color: brown, brown red, brownish black, green, dark green
Streak: light brownish green
Class: Orthorhombic - Dipyramidal
Fracture: Brittle
Hardness: 3.5

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

SOLD

Otavite

on Cerussite with Rosasite - #48352

Details
Data
Provenance
Resources

Locality: Tsumeb mine, Tsumeb, Namibia
Formula: CdCO₃
Availability: Sold
Size: 4 x 2 x 2 cm - Miniature
Tagged: carbonate
Special Info: Antique Specimen
Special Info: Type Locality

Ex. Maucher specimen with several areas of pearly white rhombic crystals of Otavite. with greenish Rosasite and minor Cerussite. Please see the Prov. tab for a scan of the Maucher label. It is also Ex. William Pinch.