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Zeolites from Iceland

Wednesday, 29 January 2025 07:00 AM

Introducing the "Zeolites from Iceland" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including heulandite, heulandite-ca, mesolite, scolecite and more from places like Teigarhorn, Berufjord, Djúpavogshreppur, Iceland, Raudafell, Berufjordara, Berufjoard, Iceland, Fitjaa River, Vididalstunga, Hunavatnssysla, Iceland, and Vatnsdalsfjall, Undirfell, Hunavatnssysla, Iceland.

Heulandite

with Stilbite-Ca - #AH65029
Locality
Teigarhorn, Berufjord, Djúpavogshreppur, Iceland 
Formula
NaCa4(Si27Al9)O72·24H2
Availability
Available
Price
$50.00
Size
7 x 6 x 5 cm - Sm Cabinet 

Total coverage of pearly white crystals to 6mm with a single Stilbite crystal to 8mm.


Heulandite

Collection
Arnold G Hampson Collection

Heulandite

#AH65030
Locality
Raudafell, Berufjordara, Berufjoard, Iceland 
Formula
NaCa4(Si27Al9)O72·24H2
Availability
Available
Price
$60.00
Size
7.5 x 4 x 5 cm - Sm Cabinet 

This specimen sits perfectly flat with perfect exposure of pearly Heulandite crystals to 6mm.


Heulandite

Collection
Arnold G Hampson Collection

Heulandite-Ca

#AH65038
Locality
Teigarhorn, Berufjord, Djúpavogshreppur, Iceland 
Formula
NaCa4(Si27Al9)O72·24H2
Availability
Available
Price
$275.00
Size
17.5 x 12.5 x 7 cm - Cabinet 

Large cabinet specimen with prealy white crystals to 2cm. Very nice display specimen.


Heulandite-Ca

Formula
NaCa4(Si27Al9)O72·24H2
Crystal System
Monoclinic 
Crystal Habit
Tabular, Crystalline - Coarse 
Cleavage
Perfect, None, None 
Luster
Vitreous - Pearly 
Color
white, reddish white, grayish white, brownish white, yellow 
Streak
white 
Class
Monoclinic 
Fracture
Brittle 
Hardness
3-3.5 
Collection
Arnold G Hampson Collection

Mesolite

#AH65035
Locality
Fitjaa River, Vididalstunga, Hunavatnssysla, Iceland 
Formula
Na2Ca2(Si9Al6)O30·8H2
Availability
Available
Price
$35.00
Size
6.5 x 6 x 3 cm - Sm Cabinet 

Very fine acicular crystals of Mesolite to 3mm filling a void in basalt.


Mesolite

Formula
Na2Ca2(Si9Al6)O30·8H2
Crystal System
Monoclinic 
Crystal Habit
Acicular, Capillary, Spherical 
Cleavage
Perfect, Perfect, None 
Luster
Vitreous - Silky 
Color
white, gray, pale yellow 
Streak
white 
Class
Monoclinic - Sphenoidal 
Fracture
Uneven 
Hardness
Collection
Arnold G Hampson Collection
Mineralpedia
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Scolecite

#AH65034
Locality
Fitjaa River, Vididalstunga, Hunavatnssysla, Iceland 
Formula
Ca(Si3Al2)O10·3H2
Availability
Available
Price
$55.00
Size
3.5 x 3 x 2 cm - Miniature 

Acicular crystals in-filling a pocket in basalt. Very nice piece.


Scolecite

Formula
Ca(Si3Al2)O10·3H2
Crystal System
Monoclinic 
Crystal Habit
Massive - Fibrous, Radial 
Cleavage
Perfect, None, None 
Luster
Vitreous - Silky 
Color
brownish, colorless, white 
Streak
white 
Class
Monoclinic - Domatic 
Fracture
Brittle - Uneven 
Hardness
5-5.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Scolecite
On Dakota Matrix
Previously Sold Scolecite
On Dakota Matrix
Other Available Scolecite
WebMineral
View Scolecite
Mindat
View Scolecite

Scolecite

#AH65036
Locality
Vatnsdalsfjall, Undirfell, Hunavatnssysla, Iceland 
Formula
Ca(Si3Al2)O10·3H2
Availability
Available
Price
$75.00
Size
4 x 3 x 2.5 cm - Miniature 

Acucular crystals in-filling a pocket lined with Scolecite crystals to 6mm.


Scolecite

Formula
Ca(Si3Al2)O10·3H2
Crystal System
Monoclinic 
Crystal Habit
Massive - Fibrous, Radial 
Cleavage
Perfect, None, None 
Luster
Vitreous - Silky 
Color
brownish, colorless, white 
Streak
white 
Class
Monoclinic - Domatic 
Fracture
Brittle - Uneven 
Hardness
5-5.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Scolecite
On Dakota Matrix
Previously Sold Scolecite
On Dakota Matrix
Other Available Scolecite
WebMineral
View Scolecite
Mindat
View Scolecite

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