Alpine Regions, eastern area, Trentino Alto Adige,  Bolzano prov (Alto Adige/Tirolo)


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Alto Adige is the region in the extreme north of Italy




Actinolite
Green elongated XX in the schist
6x12cm
Val di Vizze, Bolzano. Italy
Specimen n.478

2nd photo

 

Adularia (k-feldspar)
Semitransparent XX of adularia, partially covered by "chlorite". The big X is 2.2 x 2 cm wide
9x11cm
Val di Vizze, Bolzano. Italy
Specimen n.1412

2nd photo: bigger view
3rd photo: different view

 


Albite (pericline)
Well shaped white XX, up to 2.4cm tall. Pericline seems to be the name for white opaque albite from the Alps, with elongated XX (instead of the tabular ones of proper albite). Valle del Vento is located at the top of Valle Aurina and it is famous for titanite and pericline
9x6cm
Valle del Vento, Valle Aurina, Bolzano. Italy
Specimen n.115

2nd photo




Almandine
Well shaped X of almandine, 2.6x2.2 cm wide, in the metamorphic rock
12x7cm
Passo del Rombo, Val Passiria (Passeier Tal) Bolzano. Italy
Specimen n.1501

2nd photo

 

Almandine
Almandine X, edge up to 2.7 cm, with a bit of matrix
7.5x10cm
Passo del Rombo, Val Passiria (Passeier Tal) Bolzano. Italy
Specimen n.1416

 

Almandine
3 XX, in the classic dodecahedron on the gray-green schist. Edge max is 1.4cm
7.5x4.5cm
Monte dei Granati (Granatenkogel Mt), Moso in Passiria, Val Passiria (Passeier Tal) Bolzano. Italy
Specimen n.248

 

Aragonite
XX of aragonite, up to 2cm long, in the vug of the rock
7.5x5.5cm
Predonico, Bolzano. Italy
Specimen n.886

 

Calcite
Large XX (rhombs not well formed) with rounded edges, up to 4.5cm wide. Calcite is partially covered by a coating of white powder. The XX stands on the metamorphic rock; this shape is not unusual from that Alpine place
13.5x10cm
Valle del Vento, Valle Aurina, Bolzano. Italy
Specimen n.878

2nd photo

 

Dawsonite
Thin needles up to 2cm in a cavity. Dawsonite was found in a porfiritic quartz-rich occurrence, north of Terlano
10x8.5cm
Monticolo, Terlano, Bolzano. Italy
Specimen n.477

2nd photo: bigger view

 

Dravite
2cm long X on matrix
6x5cm
Malga Lana, Valle Aurina, Bolzano. Italy
Specimen n.1205

 


Gypsum
Yellow acicular XX, very brilliant, in rosette formations, up to 0.6 cm long. On the specimen some small botryoidal black masses of goethite
17x14cm
Lasa, Val Venosta, Bolzano. Italy
Specimen n.109

 

Hematite
Fine rosettes of hematite, 1x1.3 cm wide
8x6.5cm
Alta valle di Rio Nero, Alpe Rio Nero, Valle Aurina, Bolzano. Italy
Specimen n.1245




Kyanite
Blue XX of kyanite, posted on a small quartzitic matrix
10x3.5cm
Val Passiria, Val di Racines, Bolzano. Italy
Specimen n.879

2nd photo




Magnetite
Octahedron of magnetite, edge up to 0.5 cm, in the schist
6x7.5cm
Valle Aurina, Bolzano. Italy
Specimen n.35

2nd photo
3rd photo
4th photo




Pyrite
Altered XX of pyrite, on the matrix, with some calcite
10x7.5cm
Val di Fundres, Val Pusteria, Bolzano. Italy
Specimen n.1568

2nd photo
3rd photo
4th photo

5th photo

 

Titanite
Green transparent XX, in a complex formation (with a twinned X) with adularia (K-feldspar). It is 1.5cm long
7x5cm
Valle Aurina, Bolzano. Italy
Specimen n.492

2nd photo: a bigger view
2nd photo: a different view

Zoisite
6 cm long dark green X, fractured and  clearly striated, in a quartzitic matrix. It is a not frequent but typical occurrence in this region (Alpe del Lago in Val Passiria, Passo di Vizze): the XX are never  terminated and always broken
10x9cm
Val Passiria, Bolzano. Italy
Specimen n.881


 

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