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0 item @ $0.00  

Mixed Minerals

Friday, 15 July 2022 06:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including baryte, blodite, clinotyrolite, gold, gugiaite, and hydroboracite and more from places like Frizington, Cumbria, England, United Kingdom, Salt mine, Hallstatt, Upper Austria, Austria, Lovelock mine, Churchill Co., Nevada, United States, Harvard mine, Jamestown, Tuolumne Co., California, United States, Dugdu alkaline complex, Tuva, Siberia, Russia, and Kohnstein quarry, Niedersachswerfen, Harztor, Thuringia, Germany.

Baryte

#58784
Locality
Frizington, Cumbria, England, United Kingdom 
Formula
BaSO4 
Availability
Sold
Size
4 x 3.5 x 3.5 cm - Miniature 

Amber colored, glassy Baryte crystals. There are two larger main crystals which are 1.5 and 1.2cm plus a few smaller. 


Baryte

Formula
BaSO4 
Crystal System
Orthorhombic 
Crystal Habit
Tabular, Prismatic, Massive - Fibrous 
Cleavage
Perfect, Perfect, Imperfect 
Luster
Vitreous (Glassy) 
Color
white, yellowish white, grayish white, brownish white, dark brown 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Uneven 
Hardness
3-3.5 
Collection
Bill Wilson Collection
Mineralpedia
View Baryte
On Dakota Matrix
Previously Sold Baryte
On Dakota Matrix
Other Available Baryte
WebMineral
View Baryte
Mindat
View Baryte

Blodite

with Polyhalite - #BW58777
Locality
Salt mine, Hallstatt, Upper Austria, Austria 
Formula
Na2Mg(SO4)2·4H2
Availability
Sold
Size
7 x 5 x 4 cm - Sm Cabinet 

A choice specimen from one the better Blodite localities. This specimen contains several colorless to orange brown euhedral crystals to 9mm.


Blodite

Formula
Na2Mg(SO4)2·4H2
Crystal System
Monoclinic 
Crystal Habit
Massive - Granular, Compact 
Color
colorless, green, yellow, red 
Class
Monoclinic - Prismatic 
Hardness
Collection
Bill Wilson Collection
On Dakota Matrix
Previously Sold Blodite
On Dakota Matrix
Other Available Blodite
WebMineral
View Blodite
Mindat
View Blodite

Clinotyrolite

#58820
Locality
Lovelock mine, Churchill Co., Nevada, United States 
Formula
Ca2Cu9(AsO4,SO4)4(OH,O)1010H2
Availability
Sold
Size
7.5 x 4 x 4 cm - Sm Cabinet 
Tagged
arsenate , copper  

Bluish green bladed sprays in groups to 1mm. Excellent specimen with good covergae.


Clinotyrolite

Formula
Ca2Cu9[(As,S)O4]4(OH)10*10(H2O) 
Crystal System
Monoclinic 
Crystal Habit
Radial, Foliated 
Luster
Silky - Pearly 
Color
emerald green 
Streak
light green 
Class
Monoclinic - Prismatic 
Hardness

Gold

#RG58804
Locality
Harvard mine, Jamestown, Tuolumne Co., California, United States 
Formula
Au 
Availability
Available
Price
$495.00
Size
3.2 x 2.6 x 1.5 cm - Miniature 
Tagged
native element  

An excellent specimen with good eye-appeal. This piece features leaf Gold strung out along 1.5cm in Quartz matrix. The largest leaf is 5mm across.


Gold

Formula
Au 
Crystal System
Isometric 
Crystal Habit
Arborescent, Platy, Granular 
Cleavage
None, None, None 
Luster
Metallic 
Color
yellow, pale yellow, orange, yellow white, reddish white 
Streak
yellow 
Class
Isometric - Hexoctahedral 
Fracture
Hackly 
Hardness
2.5-3 
Mineralpedia
View Goldmanite
On Dakota Matrix
Previously Sold Gold
On Dakota Matrix
Other Available Gold
WebMineral
View Gold
Mindat
View Gold

Gugiaite

#57774
Locality
Dugdu alkaline complex, Tuva, Siberia, Russia 
Formula
Ca2BeSi2O7 
Availability
Available
Price
$45.00
Size
Capsule 
Special Info
XRD Confirmed 

This is a tiny 1mm specimen with a colorless Gugiaite crystal attached. Gugiaite is a very rare beryllium oxide. Verified by Dr, Igor Pekov.


Gugiaite

Formula
Ca2BeSi2O7 
Crystal System
Tetragonal 
Cleavage
Perfect, Distinct, Indistinct 
Luster
Vitreous (Glassy) 
Color
colorless 
Streak
white 
Class
Tetragonal - Scalenohedral 
Fracture
Uneven 
Hardness
3-4 
Special Info
XRD Confirmed
On Dakota Matrix
Previously Sold Gugiaite
On Dakota Matrix
Other Available Gugiaite
WebMineral
View Gugiaite
Mindat
View Gugiaite

Hydroboracite

#BW58793
Locality
Kohnstein quarry, Niedersachswerfen, Harztor, Thuringia, Germany 
Formula
CaMg[B3O4(OH)3]2·3H2
Availability
Available
Price
$40.00
Size
5 x 1.5 x 1 cm - Miniature 

A waterclear crystal.


Hydroboracite

Formula
CaMg[B3O4(OH)3]2·3H2
Crystal System
Monoclinic 
Crystal Habit
Fibrous, Foliated 
Cleavage
Perfect, None, None 
Luster
Vitreous - Silky 
Color
colorless, greenish, white, light brown, wine yellow 
Streak
white 
Class
Monoclinic - Prismatic 
Hardness
Collection
Bill Wilson Collection

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