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Mixed Minerals

Friday, 14 August 2020 06:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including anglesite, baryte, fluorapophyllite-(k), odintsovite, and thomsonite-ca and more from places like Parys Mountain Mines, Isle of Anglesey, Wales, Erupcion mine, Los Lamentos, Chihuahua, Mexico, White Raven mine, Boulder Co., Colorado, United States, Korsnäs Lead mine, Korsnäs, Ostrobothnia, Finland, Murunskii Massif, Chara & Tokko Rivers, Aldan Shield, Saha, Siberia, Russia, and Goble, Columbia Co., Oregon, United States.

Anglesite

#BC52683
Locality
Parys Mountain Mines, Isle of Anglesey, Wales 
Formula
PbSO4 
Availability
Available
Price
$750.00
Size
8 x 7 x 2.5 cm - Sm Cabinet 
Special Info
Type Locality 

This is a precious, very hard to obtain, Anglesite specimen from the type locality. There are 2.5cm colorless crystals as well as tiny 1-2mm crystals. Galena matrix. Very nice specimen which comes with Freiberg Mineral Museum tag (see prov. tab).


Anglesite

Formula
PbSO4 
Crystal System
Orthorhombic 
Crystal Habit
Granular, Stalactitic 
Cleavage
Good, Distinct, None 
Luster
Adamantine 
Color
blue, colorless, green, gray, yellow 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
2.5-3 
Collection
Barbara Cureton Collection
Special Info
Type Locality
Mineralpedia
View Anglesite
On Dakota Matrix
Previously Sold Anglesite
On Dakota Matrix
Other Available Anglesite
WebMineral
View Anglesite
Mindat
View Anglesite

Anglesite

#BC52670
Locality
Erupcion mine, Los Lamentos, Chihuahua, Mexico 
Formula
PbSO4 
Availability
Available
Price
$275.00
Size
4.5 x 4.5 x 1.5 cm - Miniature 

A large single, brown, well-formed crystal of Anglesite.  There are several older tags with the specimen including Arizona-Sonora Desert Museum tag; a Mitchell Gunnell tag from 1934, Kristalle tag, and Cureton's label - see prov. tab.


Anglesite

Formula
PbSO4 
Crystal System
Orthorhombic 
Crystal Habit
Granular, Stalactitic 
Cleavage
Good, Distinct, None 
Luster
Adamantine 
Color
blue, colorless, green, gray, yellow 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
2.5-3 
Collection
Barbara Cureton Collection
Mineralpedia
View Anglesite
On Dakota Matrix
Previously Sold Anglesite
On Dakota Matrix
Other Available Anglesite
WebMineral
View Anglesite
Mindat
View Anglesite

Baryte

#BC52594
Locality
White Raven mine, Boulder Co., Colorado, United States 
Formula
BaSO4 
Availability
Available
Price
$175.00
Size
9 x 6 x 3 cm - Sm Cabinet 

An excellent, showy specimen from this collectable Colorado mine with white tabular crystals to 1.7cm. No damage. See prov. tab for labels.


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
Barbara Cureton Collection
Mineralpedia
View Baryte
On Dakota Matrix
Previously Sold Baryte
On Dakota Matrix
Other Available Baryte
WebMineral
View Baryte
Mindat
View Baryte

Fluorapophyllite-(K)

#WR53884
Locality
Korsnäs Lead mine, Korsnäs, Ostrobothnia, Finland 
Formula
KCa4Si8O20F·8H2
Availability
Available
Price
$125.00
Size
10 x 6 x 4 cm - Cabinet 

Pretty good specimen loaded with light yellowish green perfect micro crystals to 3mm. 


Fluorapophyllite-(K)

Collection
Willard L. Roberts Collection

Odintsovite

#52415
Locality
Murunskii Massif, Chara & Tokko Rivers, Aldan Shield, Saha, Siberia, Russia 
Formula
K2Na4Ca3Ti2Be4Si12O38 
Availability
Available
Price
$60.00
Size
Micromount 
Special Info
Type Locality 
Special Info
XRD Confirmed 
Special Info
EDS Confirmed 
Special Info
Author's Material 
Special Info
Type Material 

A tiny 0.5mm pink crystal grain on microprobe mount. Odintsovite is a two-locality mineral - very rare beryllium mineral.


Odintsovite

Formula
K2Na4Ca3Ti2Be4Si12O38 
Crystal System
Orthorhombic 
Crystal Habit
Granular 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, light pink, slightly brownish pink 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Uneven 
Hardness
5-5.5 
Special Info
Type Locality
Special Info
XRD Confirmed
Special Info
EDS Confirmed
Special Info
Author's Material
Special Info
Type Material

Thomsonite-Ca

with Chabazite - #AH53880
Locality
Goble, Columbia Co., Oregon, United States 
Formula
NaCa2(Al5Si5)O20·6H2
Availability
Available
Price
$35.00
Size
4 x 2.5 x 2.5 cm - Miniature 

Snow white sprays of Thomsonite to 6mm on Chabazite.


Thomsonite-Ca

Formula
NaCa2(Al5Si5)O20·6H2
Crystal System
Orthorhombic 
Crystal Habit
Radial, Fibrous, Spherical 
Cleavage
Perfect, Good, None 
Luster
Vitreous (Glassy) 
Color
colorless, greenish, yellow, white, pink 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal 
Hardness
5-5.5 
Collection
Arnold G Hampson Collection

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