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Simon Cavanak's Photo Gallery

C3Y-RVYK Feldspar (Var: Adularia) KAlSi3O8

04158650014950532898751.jpg
Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland

Field of View: 30 mm

Adularia group. FOV 30 mm
Copyright: © S.Cavanak      Photo ID: 533496     Uploaded by: Simon Cavanak   Upload date: 2013-05-14   View Count: 250    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)

LQX-4KQActinolite ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 , K Feldspar (Var: Adularia) KAlSi3O8

05997760014959063447858.jpg
Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland

Field of View: 20 mm

The same pocket contained different kinds of actinolite. However, the grown-in types are mostly thicker than the loose needels in the picture.
FOV 20mm
Copyright: © S.Cavanak      Photo ID: 533495     Uploaded by: Simon Cavanak   Upload date: 2013-05-14   View Count: 248    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)

WDV-G9HFluorite CaF2 , K Feldspar (Var: Adularia) KAlSi3O8 , Epidote (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) , Clinochlore Mg5Al(AlSi3O10)(OH)8

02662650014957779731186.jpg
Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland

Largest Crystal Size: 3 mm

Group of transparent fluorite crystals. One octahedron (3mm) has a purple centre.
The matrix consists of yellow epidote, dark green chlorite and white feldspar.
Copyright: © S.Cavanak      Photo ID: 533494     Uploaded by: Simon Cavanak   Upload date: 2013-05-14   View Count: 256    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)

9LL-6UJHeulandite-Ca (Ca,Na)5(Si27Al9)O72·26H2O

07889000014962420919248.jpg
Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland

Field of View: 25 mm

Detail of a group of heulandite crystals.
FOV 25mm
Copyright: © S.Cavanak      Photo ID: 533482     Uploaded by: Simon Cavanak   Upload date: 2013-05-14   View Count: 278    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)

K8J-JJAStilbite Subgroup M6-7[Al8-9Si27-28O72]·nH2O

05319530014949987457396.jpg
Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland

Field of View: 30 mm

Characteristic stilbite crystals
FOV 30 mm
Copyright: © S.Cavanak      Photo ID: 533481     Uploaded by: Simon Cavanak   Upload date: 2013-05-14   View Count: 161    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)

UWG-W83Fluorite CaF2

00740230014957779734518.jpg
Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland

Largest Crystal Size: 10 mm

Pink fluorite octahedron.
Size of nearest edge 10mm.
Copyright: © S.Cavanak      Photo ID: 533480     Uploaded by: Simon Cavanak   Upload date: 2013-05-14   View Count: 260    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)

HPR-P1JHeulandite Subgroup (Na/Ca/K)5-6[Al8-9 Si27-28 O72]· nH2O

02479460014960869007025.jpg
Anniviers, Sierre, Valais, Switzerland

Heulandite from a new location in the valley.
Crystalls size up to 5mm.
Copyright: © Simon Cavanak      Photo ID: 502441     Uploaded by: Simon Cavanak   Upload date: 2012-12-10   View Count: 392    Status: Public galleries    Type: Photo - 4000×3000 (12.0 Mpix)

KPJ-KG0Anglesite PbSO4

00043540014960869349149.jpg
Les Moulins Mine, Saint-Luc, Anniviers, Sierre, Valais, Switzerland

Two bigger Anglesite crystalls. FOW L-R 15mm.
Copyright: © Simon Cavanak      Photo ID: 502437     Uploaded by: Simon Cavanak   Upload date: 2012-12-10   View Count: 369    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)

73T-UA9Pyrite FeS2

03355030014960840485623.jpg
La Lé Mine, Zinal, Anniviers, Sierre, Valais, Switzerland

Largest Crystal Size: 6 mm

Small pyrite cube (6 mm) in quarz.
The same Fe-bearing layer can be observed for some kilometers, whereas the copper appears only locally concentrated.
Copyright: © Simon Cavanak      Photo ID: 502436     Uploaded by: Simon Cavanak   Upload date: 2012-12-10   View Count: 284    Status: Public galleries    Type: Photo - 4000×3000 (12.0 Mpix)

QDM-E49Chalcopyrite CuFeS2 , Malachite Cu2(CO3)(OH)2

09093910014947608004382.jpg
Les Moulins Mine, Saint-Luc, Anniviers, Sierre, Valais, Switzerland

Chalcopyrite from the 2.nd level of the mine.
FOW L-R 20mm
Copyright: © Simon Cavanak      Photo ID: 502434     Uploaded by: Simon Cavanak   Upload date: 2012-12-10   View Count: 315    Status: Public galleries    Type: Photo - 1600×1200 (1.9 Mpix)
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