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0 item @ $0.00  

Germany

Thursday, 30 August 2012 10:00 AM

Minerals from classic German localities including laueite and rockbridgeite from Hagendorf and silver bearing minerals from Freiberg, Saxony; Segen Gottes, Baden; Schneeberg district in Saxony; and Ifeld Manganite.

SOLD
Galena - PD33939
Galena - PD33939

Galena

with Pyrrhotite - #PD33939
Locality
Freiberg dist., Erzgebirge, Saxony, Germany 
Formula
PbS 
Availability
Sold
Size
5 x 3.5 x 3.5 cm - Miniature 
Tagged
sulfide  

Nice group of brilliant Galena cubo-octahedral crystals to 8mm with a group of Pyrrhotite crystals beside it.


Galena

Formula
PbS 
Crystal System
Isometric 
Crystal Habit
Euhedral Crystals, Massive - Granular, Massive 
Cleavage
Perfect, Perfect, Perfect 
Luster
Metallic 
Color
light lead gray, dark lead gray 
Streak
grayish black 
Class
Isometric - Hexoctahedral 
Fracture
Brittle 
Hardness
2.5 
Collection
Phillips Collection
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Hematite

#PD33909
Locality
Roter Berg, Schneeberg dist., Erzgebirge, Saxony, Germany 
Formula
Fe2O3 
Availability
Sold
Size
6.5 x 3 x 3 cm - Sm Cabinet 

Hansome, botryoidal Hematite crystals showing good concentric cross-section.


Hematite

Formula
Fe2O3 
Crystal System
Trigonal 
Crystal Habit
Tabular, Blocky, Earthy 
Cleavage
None, None, None 
Luster
Metallic 
Color
reddish gray, black, blackish red 
Streak
reddish brown 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Conchoidal 
Hardness
6.5 
Collection
Phillips Collection
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Hutchinsonite

with Jordanite and Wurtzite - #PD33952
Locality
Segen Gottes Mine, Wiesloch, Baden, Germany 
Formula
PbTlAs5S9 
Availability
Sold
Size
10 x 6.5 x 3.5 cm - Cabinet 
Tagged
sulfide  

Mineralogically interesting specimen with concentric bands of dull grey to orange Jordanite, Wurtzite and Hutchinsonite. The three minerals are not visually distinguishable. The back side is sawed flat.


Hutchinsonite

Formula
PbTlAs5S9 
Crystal System
Orthorhombic 
Crystal Habit
Prismatic, Acicular 
Cleavage
Good, None, None 
Luster
Sub Metallic 
Color
cherry red, pink, black 
Streak
red 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
1.5-2 
Collection
Phillips Collection
SOLD
Kermesite - PD32944
Kermesite - PD32944

Kermesite

#PD32944
Locality
Freiberg dist., Erzgebirge, Saxony, Germany 
Formula
Sb2OS2 
Availability
Sold
Size
5.5 x 3 x 2 cm - Sm Cabinet 

Deep red radial, acicular crystals of Kermesite to 5mm.


Kermesite

Formula
Sb2OS2 
Crystal System
Triclinic 
Crystal Habit
Fibrous, Acicular, Radial 
Cleavage
Perfect, None, None 
Luster
Adamantine 
Color
violet red, cherry red, red 
Streak
brownish red 
Class
Triclinic - Pinacoidal 
Fracture
Brittle 
Hardness
1.5-2 
Collection
Phillips Collection
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Laueite

#PD33941
Locality
Hagendorf-Süd, Oberpfälzer Wald, Bavaria, Germany 
Formula
Mn2+Fe3+2(PO4)2(OH)2·8H2
Availability
Sold
Size
6 x 3 x 2 cm - Sm Cabinet 
Tagged
phosphate  

Spongy, limonitic specimen with abundant, fairly large yellow Laueite crystals to 1mm.


Laueite

Formula
Mn2+Fe3+2(PO4)2(OH)2·8H2
Crystal System
Triclinic 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
yellow orange, honey brown, light brown 
Streak
white 
Class
Triclinic - Pinacoidal 
Hardness
Collection
Phillips Collection
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SOLD
Linnaeite - PD33938
Linnaeite - PD33938

Linnaeite

#PD33938
Locality
Musen, North Rhine-Westphalia, Germany 
Formula
Co2+Co3+2S4 
Availability
Sold
Size
4 x 4 x 3.5 cm - Miniature 
Tagged
sulfide  

Tiny silvery, perfectly formed octahedral crystals of Linnaeite to 1mm.


Linnaeite

Formula
Co2+Co3+2S4 
Crystal System
Isometric 
Crystal Habit
Crystalline - Fine, Encrustations, Granular 
Cleavage
Imperfect, None, None 
Luster
Metallic 
Color
violet gray, copper red, light gray, steel gray 
Streak
grayish black 
Class
Isometric - Hexoctahedral 
Fracture
Uneven 
Hardness
4.5-5.5 
Collection
Phillips Collection
Mineralpedia
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