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Mixed Minerals

Sunday, 12 July 2020 05:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including calcite, cinnabar, clintonite, corundum, and elbaite and more from places like Rosiclare, Hardin Co., Illinois, United States, Mariposa mine, Terlingua dist., Brewster Co., Texas, United States, Commercial quarry, Crestmore, Riverside Co., California, United States, Yogo Gulch, Little Belt Mts, Judith Basin Co., Montana, United States, and Brown Derby mine, Quartz Creek Pegmatite dist., Gunnison Co., Colorado, United States.

Calcite

#AH53733
Locality
Rosiclare, Hardin Co., Illinois, United States 
Formula
CaCO3 
Availability
Sold
Size
7 x 6 x 5.5 cm - Sm Cabinet 
Tagged
carbonate  

Long, pointed, spiked Calcite crystals to 2mm. Great specimen in good condition with only one crystal cleaved as seen in one of the photos.


Calcite

Formula
CaCO3 
Crystal System
Trigonal 
Crystal Habit
Crystalline - Coarse, Stalactitic, Massive 
Cleavage
Perfect, Perfect, Perfect 
Luster
Vitreous (Glassy) 
Color
colorless, white, pink, yellow, brown 
Streak
white 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Brittle - Conchoidal 
Hardness
Collection
Arnold G Hampson Collection
Mineralpedia
View Calcite
On Dakota Matrix
Previously Sold Calcite
On Dakota Matrix
Other Available Calcite
WebMineral
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Mindat
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Cinnabar

#53739
Locality
Mariposa mine, Terlingua dist., Brewster Co., Texas, United States 
Formula
HgS 
Availability
Sold
Size
6.5 x 4 x 3 cm - Sm Cabinet 
Tagged
sulfide  

Bright red pulverulent masses of Cinnabar.


Cinnabar

Formula
HgS 
Crystal System
Trigonal 
Crystal Habit
Druse, Disseminated, Massive 
Cleavage
Perfect, None, None 
Luster
Adamantine 
Color
lead gray, brown, brown pink, vermilion, gray 
Streak
bright red 
Class
Trigonal - Trapezohedral 
Fracture
Brittle - Sectile 
Hardness
2-2.5 
Mineralpedia
View Cinnabar
On Dakota Matrix
Previously Sold Cinnabar
On Dakota Matrix
Other Available Cinnabar
WebMineral
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Mindat
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Clintonite

in Calcite - #53703
Locality
Commercial quarry, Crestmore, Riverside Co., California, United States 
Formula
CaAlMg2(SiAl3)O10(OH)2 
Availability
Available
Price
$35.00
Size
6 x 5 x 4 cm - Sm Cabinet 

Light to medium green cleavages to 8mm of rare Clintonite, a mica, in blue Calcite.


Clintonite

Formula
CaAlMg2(SiAl3)O10(OH)2 
Crystal System
Monoclinic 
Crystal Habit
Massive - Lamellar, Radial 
Cleavage
Perfect, None, None 
Luster
Pearly 
Color
colorless, green, yellow, red, reddish brown 
Streak
colorless 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
4-5 
Collection
Fred DeVito Collection

Clintonite

#53719
Locality
Crestmore, Riverside Co., California, United States 
Formula
CaAlMg2(SiAl3)O10(OH)2 
Availability
Sold
Size
3 x 3 x 2 cm - Thumbnail 

Good, euhedral 1-2mm green tabular crystals in blue Calcite.


Clintonite

Formula
CaAlMg2(SiAl3)O10(OH)2 
Crystal System
Monoclinic 
Crystal Habit
Massive - Lamellar, Radial 
Cleavage
Perfect, None, None 
Luster
Pearly 
Color
colorless, green, yellow, red, reddish brown 
Streak
colorless 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
4-5 
Collection
Fred DeVito Collection

Corundum

var. Sapphire - #AH53700
Locality
Yogo Gulch, Little Belt Mts, Judith Basin Co., Montana, United States 
Formula
Al2O3 
Availability
Available
Price
$40.00
Size
1 x 0.7 x 0.2 cm - Thumbnail 

Rounded chips of Corundum, variety sapphire, to 10mm. This is a classic American locality for sapphire. 


Corundum

Formula
Al2O3 
Crystal System
Trigonal 
Crystal Habit
Euhedral Crystals, Tabular, Prismatic 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
blue, red, yellow, brown, gray 
Streak
none 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Tough 
Hardness
Collection
Arnold G Hampson Collection
Mineralpedia
View Corundum
On Dakota Matrix
Previously Sold Corundum
On Dakota Matrix
Other Available Corundum
WebMineral
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Mindat
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Elbaite

tourmaline - #AH53740
Locality
Brown Derby mine, Quartz Creek Pegmatite dist., Gunnison Co., Colorado, United States 
Formula
Na(Al1.5Li1.5)Al6(BO3)3Si6O18(OH)4 
Availability
Sold
Size
11 x 9 x 8 cm - Cabinet 
Tagged
pegmatite mineral  

Large cabinet specimen with rich pink prismatic Elbaite crystals to 5mm.


Elbaite

Formula
Na(Al1.5Li1.5)Al6(BO3)3Si6O18(OH)4 
Crystal System
Trigonal 
Crystal Habit
Striated, Prismatic 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
blue, colorless, green, yellow, white 
Streak
white 
Class
Trigonal - Ditrigonal Pyramidal 
Fracture
Sub Conchoidal 
Hardness
7.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Elbaite
On Dakota Matrix
Previously Sold Elbaite
On Dakota Matrix
Other Available Elbaite
WebMineral
View Elbaite
Mindat
View Elbaite

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