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Rare & Systematic

Friday, 08 March 2019 06:00 PM

Introducing the "Rare & Systematic" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including bunnoite, kannanite, millerite, nickeltsumcorite, and routhierite and more from places like Kamoyama mine, Kamp Mt., Ino, Kochi, Shikoku Island, Japan, Mt Kannan, Uchiko, Ouzu City, Ehime, Japan, Coed-Ely Colliery, Coed Ely, Rhondda-Cynon-Taff, Wales, Laurium, Attika, Greece, and Monte Arsiccio mine, Stazzema, Lucca, Tuscany, Italy.

NEW IMA
Bunnoite - 50226
Bunnoite - 50226

Bunnoite

#50226
Locality
Kamoyama mine, Kamp Mt., Ino, Kochi, Shikoku Island, Japan 
Formula
Mn2+6AlSi6O18(OH)3 
Availability
Available
Price
$95.00
Size
3.5 x 2.5 x 1 cm - Miniature 
Special Info
Type Locality 
Special Info
XRD Confirmed 
Special Info
EDS Confirmed 

This is a relatively new IMA mineral. It is a manganese aluminum silicate and is a dark yellowish black grain to 1cm at the arrow. However the entire rim of this specimen is Bunnoite.


Special Info
Type Locality
Special Info
XRD Confirmed
Special Info
EDS Confirmed
On Dakota Matrix
Previously Sold Bunnoite
On Dakota Matrix
Other Available Bunnoite
WebMineral
View Bunnoite
Mindat
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NEW IMA
Kannanite - 50221
Kannanite - 50221

Kannanite

#50221
Locality
Mt Kannan, Uchiko, Ouzu City, Ehime, Japan 
Formula
Ca4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6 
Availability
Available
Price
$195.00
Size
1 x 1 x 0.4 cm - Thumbnail 
Special Info
XRD Confirmed 
Special Info
EDS Confirmed 
Special Info
Type & Only Locality 

Orange grains to over 1mm of this rare new IMA vanadate found only at this locality.


Special Info
XRD Confirmed
Special Info
EDS Confirmed
Special Info
Type & Only Locality

Millerite

#50394
Locality
Coed-Ely Colliery, Coed Ely, Rhondda-Cynon-Taff, Wales 
Formula
NiS 
Availability
Available
Price
$95.00
Size
9 x 6.5 x 5 cm - Sm Cabinet 
Tagged
sulfide , nickel  

Slender crystals to 8mm in vug.


Millerite

Formula
NiS 
Crystal System
Trigonal 
Crystal Habit
Acicular, Massive 
Cleavage
Perfect, Perfect, None 
Luster
Metallic 
Color
bronze, greenish gray, gray, brass yellow 
Streak
greenish black 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Uneven 
Hardness
3-3.5 
Mineralpedia
View Millerite
On Dakota Matrix
Previously Sold Millerite
On Dakota Matrix
Other Available Millerite
WebMineral
View Millerite
Mindat
View Millerite

Nickeltsumcorite

#50490
Locality
Laurium, Attika, Greece 
Formula
Pb(Ni,Fe3+)2(AsO4)2(H2O,OH)2 
Availability
Available
Price
$95.00
Notes
Discounts/Promos do NOT apply to this item
Size
2 x 2 x 1.5 cm - Thumbnail 
Tagged
arsenate , nickel  
Special Info
Type Locality 
Special Info
XRD Confirmed 
Special Info
EDS Confirmed 
Special Info
Author's Material 

This is a specimen from Dr. Igor Pekov's collection, which was used to help describe the mineral. The Nickeltsumcorite crystals are the tiny yellow spherulites to about 0.3mm. It is rich and tested by Pekov of course. It is a two-locality mineral, this being the type locality.


Special Info
Type Locality
Special Info
XRD Confirmed
Special Info
EDS Confirmed
Special Info
Author's Material

Routhierite

with Protochabourneite - #50439
Locality
Monte Arsiccio mine, Stazzema, Lucca, Tuscany, Italy 
Formula
CuTlHg2As2S6 
Availability
Available
Price
$95.00
Size
3 x 2 x 1 cm - Thumbnail 
Tagged
sulfide , copper  

Routhierite are the red grains. One grain is 2mm the other is 0.75mm. The Protochabourneite can be seen as black grains around the larger Routhierite. Both are very rare minerals, and this is type locality for Protochabourneite. From the stock of Dr. Jaroslav Hyrsl.


Routhierite

Formula
CuTlHg2As2S6 
Crystal System
Tetragonal 
Crystal Habit
Anhedral Grains 
Cleavage
Good, Good, None 
Luster
Metallic 
Color
violet red, black 
Class
Tetragonal - Ditetragonal Pyramidal 
Hardness
3.5 

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