Announcements

Release Notification

Gallery - Bisbee, Arizona
Released - 5/20/2013 8:00:48 PM
Quantity - 5

We published our latest Rare Minerals Specimens List #9 on Friday. Of course it was hit hard by the end of the day. There are a few left however. It's crazy how fast these go, we really have no control over that. Sorry if you missed out on a species you really needed to have. If you would like to be placed on this list email us at dakotamatrix@gmail.com and let us know. Click here to see the Rare Mineral specimens for sale.

Rare mineral specimens list #9:

1.      Atheneite click here to check availability
PD36032
Itabira, Iron Quadrangle, Minas Gerais, Brazil
Type Locality. Excalibur label
A very tiny, about 0.25mm, grain in capsule
$50

2.      Balipholite click here to check availability
PD36034
Xianghualing mine, Chenzhou pref., Hunan, China
Orange fibrous crystals in capsule. Cureton label
Type Locality
$40

3.      Bellingerite click here to check availability
PD36012
Chuquicamata, Antofagasta, Chile
Bluish green crystals on matrix. Good coverage. Very rare one locality Copper Iodate.
Cureton Label
$60

4.      Gysinite-(Nd) click here to check availability
PD36003
Shinkolobwe, Katanga, Democratic Republic of Congo
Tiny, less than 0.25mm grain in capsule of pik Gysinite-(Nd) with possible Schuiligite. Four known
localities.
Cureton Label
$40

5.      Kerstenite click here to check availability
PD36033
El Dragón mine, Quijarro, Potosí Dept., Bolivia
White needles in 1cm matrix. Discredited species.
Cureton label
$35

6.      Kolovratite click here to check availability
PD36010
Mina Ojuela, Mapimi, Durango, Mexico
Bluish green xline mass to 4mm in capsule.
Cureton label
$30

7.      Kolovratite click here to check availability
PD36008
Mina Candelaria, Moctezuma, Sonora, Mexico
Microscopic inclusion in tellurium of a 2cm piece. A rare copper-gold-tellurium mineral.
Cureton label
$50

8.      Kuramite click here to check availability
PD36005
Bisbee, Cochise Co., Arizona, USA
Microscopic inclusions in 1cm sulfide matrix. A rare copper-tin-sulfide.
Cureton label
$50

9.      Lepersonnite click here to check availability
PD36027
Shinkolobwe, Katanga, Democratic Republic of Congo
A few pale yellow 1 and 2mm needles in capsule. Extremely rare REE mineral known only from one locality.
Type Locality. Cureton label.
$95

10.     Mandarinoite click here to check availability
PD36029
DeLamar mine, Owyhee Co., Idaho, USA
Dark green smudges on a 6mm matrix.
$25

11.     Mawbyite click here to check availability
PD36042
Kintore Opencut, Broken Hill, New South Wales, Australia
A 6mm piece in capsule. Brownish crystalline.
Museum of Victoria label/Cureton label.
$30

12.     Merenskyite click here to check availability
PD36001
Moapa, Clark Co., Nevada, USA
A 6mm piece of pyroxene with Merenskyite inclusions.
Minerals Unlimited label.
$45

13.     Metahohmannite click here to check availability
PD36031
Queténa mine, Calama, El Loa, Antofagasta, Chile
A small vial filled with orange powder.
Type locality.
Minerals unlimited label.
$30

14.     Michenerite click here to check availability
PD36004
Moapa, Clark Co., Nevada, USA
Submicroscopic inclusions in three – 3mm grains in capsule. A Pd-Bi-Te mineral.
Cureton label. Microprobed.
$60

15.     Mohite click here to check availability
PD36043
April Fool mine, Delamar dist., Lincoln Co., Nevada, United States
A 6mm piece in capsule. Submicroscopic inclusions. A very rare Cu-Sn sulfide.
Cureton label
$95

16.     Monimolite click here to check availability
PD36041
Altar, Sonora, Mexico
Green crusts on 1.8cm matrix.
Cureton label.
$30

17.     Munirite click here to check availability
PD36037
Bhimber dist., Azad Kashmir, Pakistan
Grey-white 2mm mass in small vial.
Type Locality. Cureton Label.
$35

18.     Nekrasovite click here to check availability
PD36006
Bisbee, Cochise Co., Arizona, USA
Submicroscopic inclusions in a 1.5cm sulfide matrix. A rare copper-vanadium-tin sulfide.
Cureton label
$65

19.     Nimite click here to check availability
PD36025
Planalto, Rio Grande do Sul, Brazil
Chloritic green scales on 1.5cm matrix.
Cureton label.
$35

20.     Obradovicite click here to check availability
PD36007
Chuquicamata, Antofagasta, Chile
Bright yellow-green microcrystals on 1cm matrix. Analogue not determined.
Cureton label.
$45

21.     Orebroite click here to check availability
PD36039
Sjögruvan, Grythyttan, Örebro, Sweden
Brown micro crystalline grains in 2cm matrix.
Type & Only Locality. Cureton label.
$50

22.     Parkerite click here to check availability
PD36038
Zinkwand, Obertalbach valley, Schladming, Styria, Austria
Submicroscopic grains in 9mm Gersdorffite matrix. An interesting bismuth-nickel sulfide.
Cureton label.
$50

23.     Perovskite var. dysanalyte click here to check availability
PD36028
Vogtsburg, Kaiserstuhl, Baden, Germany
Four 1mm black xls in capsule.
Scott Williams label.
$25

24.     Philipsburgite click here to check availability
PD36036
Black Pine mine, Philipsburg, Granite Co., Montana, United States
Nice green crystals on 1cm matrix.
Cureton label, which also states “from type pocket”
$45

25.     Polybasite-Tac (Antimonpearceite) click here to check availability
PD36035
Clara mine, Wolfach, Schwarzwald, Baden-Wurttemberg, Germany
Steel grey veinlets and crystals in matrix with some Wittichenite. Two pieces – 1.5cm and 1cm.
David Shannon label.
$35

26.     Rebulite click here to check availability
PD36040
Allchar, Roszdan, Macedonia
Grey black crystal grains in 1.5cm Realgar. Extremely rare thallium sulfide.
Type & Only locality. Cureton label.
$85

27.     Sayrite click here to check availability
PD36000
Shinkolobwe, Katanga, Democratic Republic of Congo
Orange crusts with minium(?) on 1cm matrix. Extremely rare lead uranyl hydroxide.
Type & Only Locality.
$150

28.     Sidwillite click here to check availability
PD36013
Lake Como, San Juan Co., Colorado, USA
Yellow pulverulent crusts on 3.5cm matrix. Very rare. Two localities known.
Collector’s Stope label.
$50

29.     Ungemachite click here to check availability
PD36026
Chuquicamata, Antofagasta, Chile
Glassy pale yellow crystalline mineral in 1cm matrix.
Type Locality. Cureton label.
$45

30.     Vasilite click here to check availability
PD36011
Novoseltsi, Kameno Obshtina, Bourgas Oblast, Bulgaria
Extremely rare lead-copper-telluride. Dozens of tiny, less than 0.5mm, grains in capsule.
This is from the Author’s studied material and XRD verified. Cureton label.
Type Locality.
$250

31.     Vinogradovite click here to check availability
PD36044
Mont Saint-Hilaire, Rouville Co., Québec, Canada
Pearly white micro crystals on 1cm matrix.
$45

32.     Volynskite click here to check availability
PD36002
Bisbee, Cochise Co., Arizona, USA
Silvery sulfide 5mm pieces in capsule. Rare – A silver-bismuth-telluride.
Cureton label.
$60

33.     Wardsmithite click here to check availability
PD36030
Hardscrabble mine, Inyo Co., California, USA
White crystalline with Colemanite on 3mm matrix in capsule.
Type Locality. Cureton label.
$45

Release Notification

Gallery - Friday Sale!!
Released - 5/17/2013 9:01:35 AM
Quantity - 5

Released for Wednesday May 15, 2013
Rare Mineral Collection for Sale!

Freieslebenite
Miargyrite
Diaphorite
Fizelyite
Geocronite

Release Notification

Gallery - Metavariscite
Released - 5/14/2013 3:30:30 PM
Quantity - 5

Our Daily Five minerals for the Wednesday

Release Notification

Gallery - Mina Ojuela
Released - 5/1/2013 3:01:06 PM
Quantity - 5

We released five minerals today for our daily five minerals. They include:

Release Notification

Gallery - Moctezuma!!
Released - 4/29/2013 8:30:04 PM
Quantity - 5

Release Notification - New Weekly Mineral Additions

Gallery - Mineral Species
Released - 4/26/2013 5:59:42 PM
Quantity - 38

Our Daily Five minerals of the day include:

Release Notification

Gallery - Conichalcite - Bataan mine, Nevada
Released - 4/24/2013 12:31:12 PM
Quantity - 5

We published our latest Rare Minerals Specimens List #8 on Friday. Of course it was hit hard by the end of the day. There are a few left however. It's crazy how fast these go, we really have no control over that. Sorry if you missed out on a species you really needed to have. If you would like to be placed on this list email us at dakotamatrix@gmail.com and let us know. Click here to see the Rare Mineral specimens for sale.