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Mixed Minerals

Friday, 20 January 2017 04:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including augelite, footemineite, hydroxylherderite, lavoisierite, lithiophilite, and mimetite and more from places like Rapid Creek, Yukon Territory, Canada, Foote mine, Cleveland Co., North Carolina, United States, Keyes mine, Orange, Grafton Co., New Hampshire, United States, Punta Gensane, Torino, Piedmont, Italy, and Mina Ojuela, Mapimi, Durango, Mexico.

Augelite

#BN46169
Locality
Rapid Creek, Yukon Territory, Canada 
Formula
Al2PO4(OH)3 
Availability
Available
Price
$60.00
Size
5.5 x 4 x 2.5 cm - Sm Cabinet 
Tagged
phosphate  

Excellent, large green crystals with blue Lazulite inclusions.


Augelite

Formula
Al2PO4(OH)3 
Crystal System
Monoclinic 
Cleavage
Perfect, Good, None 
Luster
Vitreous - Pearly 
Color
colorless, yellow, yellow green, white, light blue 
Streak
white 
Class
Monoclinic - Prismatic 
Hardness
4.5-5 
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Footemineite

#BN46180
Locality
Foote mine, Cleveland Co., North Carolina, United States 
Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2
Availability
Sold
Size
4.5 x 3 x 1.5 cm - Miniature 
Tagged
phosphate , pegmatite mineral  
Special Info
Type Locality 

Honey yellow crystal clusters to 1mm with excellent coverage. This is type locality and one of only two worldwide localities.


Footemineite

Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2
Crystal System
Triclinic 
Crystal Habit
Prismatic, Bladed 
Cleavage
Good, Good, None 
Luster
Vitreous - Pearly 
Color
yellow 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Brittle 
Hardness
4.5 
Collection
Dr. Buford L. Nichols Collection
Special Info
Type Locality

Hydroxylherderite

#BN46196
Locality
Keyes mine, Orange, Grafton Co., New Hampshire, United States 
Formula
CaBePO4(OH) 
Availability
Available
Price
$160.00
Size
8 x 4 x 4.5 cm - Sm Cabinet 
Tagged
phosphate , beryllium  

Numerous pale yellow 4-6mm Hydroxylherderite crystals. Several older labels with the specimen including a Dr. David Garske label stating that it was from the Gunnar Bjareby collection.


Hydroxylherderite

Formula
CaBePO4(OH) 
Crystal System
Monoclinic 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
blue, blue green, colorless, greenish white, white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Sub Conchoidal 
Hardness
5-5.5 
Collection
Dr. Buford L. Nichols Collection

Lavoisierite

#BN46291
Locality
Punta Gensane, Torino, Piedmont, Italy 
Formula
Mn82+[Al10(Mn3+Mg)][Si11P]O44(OH)12 
Availability
Available
Price
$75.00
Size
5 x 3 x 2.5 cm - Miniature 
Special Info
Type Locality 

Elongated acicular and bladed crystals to 3mm with dark red piemontite. Rich. 


Collection
Dr. Buford L. Nichols Collection
Special Info
Type Locality

Lithiophilite

#BN46199
Locality
Foote mine, Cleveland Co., North Carolina, United States 
Formula
LiMn2+PO4 
Availability
Available
Price
$175.00
Size
8 x 6.5 x 2.5 cm - Sm Cabinet 
Tagged
phosphate  

Long slender pinkish crystals of Lithiophilite to 2mm. There are at least 8 crystals on the specimen and probably more. Excellent rich specimen.


Lithiophilite

Formula
LiMn2+PO4 
Crystal System
Orthorhombic 
Crystal Habit
Prismatic 
Cleavage
Perfect, Very Good, Imperfect 
Luster
Vitreous - Resinous 
Color
brown, yellowish brown, salmon, brownish, blackish 
Streak
gray white 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal - Uneven 
Hardness
4-5 
Collection
Dr. Buford L. Nichols Collection

Mimetite

#BN46163
Locality
Mina Ojuela, Mapimi, Durango, Mexico 
Formula
Pb5(AsO4)3Cl 
Availability
Available
Price
$40.00
Size
4.5 x 4 x 1 cm - Miniature 

Yellow clusters of sugary Mimetite. 


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