| Mintreasure.com Mineral Auctions

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Watches:

MGR1154476

Description Tabs

Description

Locality:

Planggenstock, Göscheneralp, Göschenen Valley, Reuss Valley, Uri, Switzerland

Class:

Single Crystal

Size Range:

Small miniature (3-4.5 cm)

Size:

4 × 3.9 × 3.7 cm

Description

Typical crystal for this most famous locality, which produced the largest system of clefts in entire Alps. The crystal is well and sharp terminated, most areas are very translucent and show pink-red color with frosted faces. One side shows inclusions of dark green Chlorite, which is typically and remarkable for this special locality. No significant damages to report, only a small area at the bottom was extracted from the rock. Overall a complete, sharp crystal in very fine condition. First photo was done under daylight without any backlight. Second photo shows the crystal on dark background with minor backlight.

Mineral Data

What's on the rock

Fluorite

Formula:

CaF₂

Strunz:

3.AB.25

Crystal System:

Isometric

Hardness:

4.0

Streak:

White

Type Locality:

Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic