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Mixed Minerals

Friday, 10 March 2017 08:00 AM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including mesolite, pyrite, and scholzite and more from places like Benton Co., Oregon, United States, Gavorrano mine, Gavorrano, Grosseto, Tuscany, Italy, and Reaphook Hill, Flinders Ranges, South Australia, Australia.

Mesolite

with Calcite - #PD46564
Locality
Benton Co., Oregon, United States 
Formula
Na2Ca2(Si9Al6)O30·8H2
Availability
Available
Price
$40.00
Size
7 x 6 x 4.5 cm - Sm Cabinet 
Tagged
zeolite  

Silky, fine needles of Mesolite covering Calcite.


Mesolite

Formula
Na2Ca2(Si9Al6)O30·8H2
Crystal System
Monoclinic 
Crystal Habit
Acicular, Capillary, Spherical 
Cleavage
Perfect, Perfect, None 
Luster
Vitreous - Silky 
Color
white, gray, pale yellow 
Streak
white 
Class
Monoclinic - Sphenoidal 
Fracture
Uneven 
Hardness
Collection
Phillips Collection
Mineralpedia
View Mesolite
On Dakota Matrix
Previously Sold Mesolite
On Dakota Matrix
Other Available Mesolite
WebMineral
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Mindat
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Pyrite

#BN46539
Locality
Gavorrano mine, Gavorrano, Grosseto, Tuscany, Italy 
Formula
FeS2 
Availability
Available
Price
$35.00
Size
4.5 x 4.5 x 4.5 cm - Miniature 
Tagged
sulfide  

This Pyrite is somewhat worn, but I thought I would post it for its locality. It is a large single crystal with several smaller Klingons.


Pyrite

Formula
FeS2 
Crystal System
Isometric 
Crystal Habit
Striated, Druse, Stalactitic 
Cleavage
Poor, Poor, None 
Luster
Metallic 
Color
pale brass yellow 
Streak
greenish black 
Class
Isometric - Diploidal 
Fracture
Conchoidal 
Hardness
6.5 
Collection
Dr. Buford L. Nichols Collection
Mineralpedia
View Pyrite
On Dakota Matrix
Previously Sold Pyrite
On Dakota Matrix
Other Available Pyrite
WebMineral
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Mindat
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Scholzite

#BN46567
Locality
Reaphook Hill, Flinders Ranges, South Australia, Australia 
Formula
CaZn2(PO4)2·2H2
Availability
Available
Price
$250.00
Size
9 x 7 x 7 cm - Sm Cabinet 
Tagged
phosphate  

Colorless prismatic crystals to 1cm. This is a very rich specimen as the photos show.


Scholzite

Formula
CaZn2(PO4)2·2H2
Crystal System
Orthorhombic 
Cleavage
Parting, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, gray white, white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
Collection
Dr. Buford L. Nichols Collection
Mineralpedia
View Scholzite
On Dakota Matrix
Previously Sold Scholzite
On Dakota Matrix
Other Available Scholzite
WebMineral
View Scholzite
Mindat
View Scholzite

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