mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
0 item @ $0.00  

Mixed Minerals

Sunday, 08 September 2019 08:00 AM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including axinite, vesuvianite, and willemite and more from places like Franklin, Sussex Co., New Jersey, United States, Sierra de Cruces, Coahuila, Mexico, and Garpenberg Norra mine, Hedemora, Dalarna, Sweden.

Axinite

#FD22009
Locality
Franklin, Sussex Co., New Jersey, United States 
Formula
Ca2Mn2+Al2BSi4O15(OH) 
Availability
Available
Price
$25.00
Size
2.5 x 2 x 2 cm - Thumbnail 

Yellow-orange thin tabular crystals to 1mm with minor pink Hancockite(?).


Mineralpedia
View Axinite-(Fe)
On Dakota Matrix
Previously Sold Axinite
On Dakota Matrix
Other Available Axinite
WebMineral
View Axinite
Mindat
View Axinite

Vesuvianite

#BM41907
Locality
Sierra de Cruces, Coahuila, Mexico 
Formula
(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)10 
Availability
Available
Price
$45.00
Size
6 x 7 x 4 cm - Sm Cabinet 

Three large Vesuviante crystals to 1.5cm with good luster etched out of Calcite matrix.  There are several other minor Vesuviate crystals all about matrix.


Vesuvianite

Formula
(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)10 
Crystal System
Tetragonal 
Crystal Habit
Massive, Columnar, Granular 
Cleavage
Indistinct, Indistinct, Indistinct 
Luster
Vitreous - Resinous 
Color
blue, brown, green, yellow, white 
Streak
white 
Class
Tetragonal - Dipyramidal 
Fracture
Sub Conchoidal 
Hardness
6.5 
Collection
Bill McConlogue Collection

Willemite

with Calcite - #45160
Locality
Garpenberg Norra mine, Hedemora, Dalarna, Sweden 
Formula
Zn2SiO4 
Availability
Available
Price
$60.00
Size
7 x 4 x 4 cm - Sm Cabinet 
Special Info
Fluorescent 

Vividly fluorescent red Calcite with green Willemite in vein of metamorphosed rock. Excellent specimen.


Willemite

Formula
Zn2SiO4 
Crystal System
Trigonal 
Crystal Habit
Prismatic, Massive - Granular, Massive 
Cleavage
Poor, Poor, None 
Luster
Vitreous - Resinous 
Color
white, yellow, green, reddish brown, black 
Streak
white 
Class
Trigonal - Rhombohedral 
Fracture
Uneven 
Hardness
5.5 
Special Info
Fluorescent
Mineralpedia
View Willemite
On Dakota Matrix
Previously Sold Willemite
On Dakota Matrix
Other Available Willemite
WebMineral
View Willemite
Mindat
View Willemite

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2019 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map