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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 fluorapatite, gold, haradaite, joseite, laffittite, and larsenite and more from places like Yates mine, Sandy Creek, Otter Lake, Quebec, Canada, Harvard mine, Jamestown, Tuolumne Co., California, United States, Gambatesa mine, Reppia, Graveglia Valley, Genova prov., Liguria, Italy, Carrock mine, Caldbeck Fells, Cumbria, England, Copiapo, Atacama, Chile, and Parker Shaft, Franklin, Sussex Co., New Jersey, United States.

Fluorapatite

#RS58917
Locality
Yates mine, Sandy Creek, Otter Lake, Quebec, Canada 
Formula
Ca5(PO4)3
Availability
Sold
Size
6 x 4 x 3.5 cm - Sm Cabinet 
Tagged
phosphate  

Apatites from this locality are some of the best in the world for their size and color. This piece is lustrous brown with a green termination.


Fluorapatite

Formula
Ca5(PO4)3
Crystal System
Hexagonal 
Crystal Habit
Massive - Granular, Euhedral Crystals 
Cleavage
Indistinct, None, None 
Luster
Vitreous - Resinous 
Color
blue, brown, colorless, violet, green 
Streak
white 
Class
Hexagonal - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
Collection
RC Stamberg Collection

Gold

#58807
Locality
Harvard mine, Jamestown, Tuolumne Co., California, United States 
Formula
Au 
Availability
Available
Price
$175.00
Size
3 x 1.3 x 1.8 cm - Thumbnail 
Tagged
native element  

A large Gold leaf to 1cm x 8mm on white Quartz.


Gold

Formula
Au 
Crystal System
Isometric 
Crystal Habit
Arborescent, Platy, Granular 
Cleavage
None, None, None 
Luster
Metallic 
Color
yellow, pale yellow, orange, yellow white, reddish white 
Streak
yellow 
Class
Isometric - Hexoctahedral 
Fracture
Hackly 
Hardness
2.5-3 
Mineralpedia
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On Dakota Matrix
Previously Sold Gold
On Dakota Matrix
Other Available Gold
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Mindat
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SOLD
Haradaite - BW57563
Haradaite - BW57563

Haradaite

#BW57563
Locality
Gambatesa mine, Reppia, Graveglia Valley, Genova prov., Liguria, Italy 
Formula
SrV4+Si2O7 
Availability
Sold
Size
Capsule 
Tagged
vanadium  

Haradaite is a complex strontium-vanadium silicate. This specimen is but one micro crystal to 1mm in a gelatin capsule. It is a three locality mineral.


Haradaite

Formula
SrV4+Si2O7 
Crystal System
Orthorhombic 
Crystal Habit
Tabular, Aggregates 
Cleavage
Perfect, Distinct, Distinct 
Luster
Vitreous (Glassy) 
Color
green, light blue, light green 
Class
Orthorhombic - Pyramidal 
Hardness
4.5 
Collection
Bill Wilson Collection

Joseite

#RS58924
Locality
Carrock mine, Caldbeck Fells, Cumbria, England 
Formula
Bi4TeS2 
Availability
Sold
Size
2.5 x 1.5 x 2.3 cm - Thumbnail 
Tagged
sulfide , tellurium  

Silvery, reflective like foil, crystals of Joseite. There are two good crystals 5 and 4mm in size.


Joseite

Formula
Bi4(S,Te)3 
Crystal System
Trigonal 
Luster
Metallic 
Color
gray, grayish black 
Class
Trigonal - Hexagonal Scalenohedral 
Hardness
Collection
RC Stamberg Collection
On Dakota Matrix
Previously Sold Joseite
On Dakota Matrix
Other Available Joseite
WebMineral
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Mindat
View Joseite

Laffittite

#58923
Locality
Copiapo, Atacama, Chile 
Formula
AgHgAsS3 
Availability
Sold
Size
2.5 x 1.5 x 1 cm - Thumbnail 
Tagged
sulfide , silver  

Red areas are the Laffitte spots. Although not reported from Chile, the specimen has a Sid Williams (trimmed) label. Sid most likely analyzed it.


Laffittite

Formula
AgHgAsS3 
Crystal System
Monoclinic 
Cleavage
Indistinct, None, None 
Luster
Metallic 
Color
dark red 
Streak
brownish red 
Class
Monoclinic - Domatic 
Hardness
3.5 
SOLD
Larsenite - RS58920
Larsenite - RS58920

Larsenite

#RS58920
Locality
Parker Shaft, Franklin, Sussex Co., New Jersey, United States 
Formula
PbZnSiO4 
Availability
Sold
Size
2.3 x 1.5 x 1.5 cm - Thumbnail 
Special Info
Type Locality 

One 1mm snow white crystal spray in vug, RARE.


Larsenite

Formula
PbZnSiO4 
Crystal System
Orthorhombic 
Crystal Habit
Striated, Acicular 
Cleavage
Distinct, None, None 
Luster
Adamantine 
Color
white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
Collection
RC Stamberg Collection
Special Info
Type Locality

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