Alpine Regions, central area, Switzerland, Cavradi


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The Cavradi gorge is about 6 km west-southwest from the village of Sedrun and is the northern portion of the Val Curnera. It is famous especially for hematite findings with intergrowth of dark red rutile, within a zone of about 400 m lenght in sericitic gneiss 

 

 

"apatite"
Transparent XX up to 0.5 cm on matrix
12x8cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons. Switzerland
Specimen n.939

2nd photo: entire piece

 

 

Hematite 
Association between hematite (X about 3x3cm wide) and quartz; on the  hematite many bright and  well defined XX of red rutile  in the usual epitaxic growing (oriented overgrown of XX upon the surface of another XX of different mineral)
6x4cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons. Switzerland
Specimen n.354

2nd photo: entire piece

 

Hematite
Another piece from Cavradi, a X (1.4x2cm wide): lustrous  hexagonal XX, bright, with metallic luster, growing from feldspar and quartz matrix. There are, as usual, some  rutile in very small XX
5x3cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons. Switzerland
Specimen n.947

2nd photo: a bigger view
3rd photo
4th photo

5th photo

 

Hematite
The best hematite from Cavadri in my collection: a group of XX, 3.8x2.5 cm wide, on smoked quartz. It comes from the same place of previous photo, but it does not show rutile XX
12.5x8cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons (Grischun). Switzerland
Specimen n.732

2nd photo: a bigger view
3rd photo: a different point of view
4th photo: a different point of view

 

Hematite
Hexagonal thin XX, grouped to form the typical iron rose, 1.8x1.4 cm
8x6.5cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons (Grischun). Switzerland
Specimen n.944

2nd photo

 

Hematite
Small but well defined hematite XX (0.4 cm wide) amongst quartz XX up to 2.5 long
5x3cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons. Switzerland
Specimen n.940



Quartz
Quartz XX in parallel formation, biterminated and 3.5 cm long, with 2nd generation quartz XX on the top, semitransparent
10x8.5cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons. Switzerland
Specimen n.1003

Siderite
The matrix is covered by XX of siderite (edge up to 0.3 cm), some adularia XX and very small calcite XX. Amongst them there are a lot of rutile needles, up to 1 cm long, with a beautiful color
9x5cm
Cavradi gorge (Cavadrischlucht), Curnera Valley, Grisons. Switzerland
Specimen n.1428

Other photos


 

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