Silicates
page 1
Legend: Sizes of specimens in cm. Sizes of crystals in
mm. Weight in kg. Prices in euros (consider an exchange rate of 1.25 U.S.A. dollars for 1
euro). Reproduction of text and photos prohibited without permission of author. All the
specimens are from Italy if not differently specified.
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m299- Diopside
var. violane – Mine Praborna – S.Marcel – Val d’Aosta
– Italy. Size 11x8x6 weight 0.75. Beautiful big group of violet violane crystals of
2-3 mm. on matrix. 210 € |
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p009- Ellenbergerite
on pyrope – Martiniana – Valle Po - Piemonte – Italy
(Dora-Maira massif) (Type locality). Size 3x3x2 weight 0.05. Violet ellenbergerite crystal
of 2 mm. on pyrope matrix. Typical sample of high pressure methamorfism. It was formed at
100 km. of depth under the ground’s level. Reserved
p030- Hauyna
– Mendig - Rhineland-Palatinate - Germany. Size 3x2x2 weight 0.05. Blue hauyna
microcrystals on matrix. 9 €
p051- Mesolite
– Punta del Aguila – Lanzarote – Canary Islands - Spain. Size 3x3x2 weight
0.05. Group of yellow-cream mesolite crystals of 5 mm. on volcanic matrix. 6 €
m941- Chloritoid,
kyanite – Colle Cervetto – Val Varaita – Piemonte - Italy.
Size 6x5x2 weight 0.15. Group of black chloritoid lamellae with max. size 20 mm. with
green kyanite crystals immersed in quartz matrix. Reserved
m962- Clinozoisite
– Prali – Val Germanasca - Piemonte – Italy. Size 3x2x1 weight 0.05.
Cluster of pink clinozoisite crystals of 1-2 mm. on matrix. 5 €
m233- Saneroite
– Min. Molinello – Val Graveglia – Liguria – Italy (type locality).
Size 4x4x3 weight 0.15. Group of orange saneroite crystals with max. size 1 mm. on jasper
matrix. 11 €
m529- Chloritoid
– Colle Cervetto – Val Varaita – Piemonte - Italy. Size 9x6x4 weight 0.35.
Group of big black chloritoid lamellae with max. size 30 mm. immersed in quartz matrix. Reserved
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m236- Tinzenite
– Mine Cassagna – Val Graveglia - Liguria - Italy. Size 11x7x4 weight 0.35.
Group of pink-orange tinzenite crystals with max. size 3 mm. on jasper matrix. 39 € |
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m319- Diopside
var. violane – Mine Praborna – S.Marcel – Val d’Aosta
– Italy. Size 4x4x3 weight 0.15. Beautiful cluster of violet violane crystals of 1-2
mm. on quartz matrix. 39 € |
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m761- Muscovite
var. alurgite – Mine Praborna – S.Marcel – Val d’Aosta
– Italy. Size 8x3x2 weight 0.1. Group of brilliant violet lamellae of this manganese
variety of muscovite on braunite matrix. 6 € |
m296- Diopside
var. violane – Mine Praborna – S.Marcel – Val d’Aosta
– Italy. Size 4x2x1 weight 0.1. Violet massive aggregate of violane on braunite
matrix. 13 €
m298- Diopside var.
violane – Mine Praborna – S.Marcel – Val d’Aosta –
Italy. Size 4x2x1 weight 0.1. Violet massive aggregate of violane on braunite matrix. 22 €
m324- Piemontite
- Mine of Praborna - S.Marcel - Valle d'Aosta – Italy (type locality). Size 4x3x3
weight 0.1. Group of violet piemontite crystals with max. size 4 mm. on quartz matrix.
Rare crystalized specimen. 17
€
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m143- Hedembergite/johansennite
– Mine Temperino – Campiglia - Toscana - Italy. Size 4x3x1 weight 0.05. Cluster
of black-green radiating mixed crystals. 5 € |
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