Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Sillimanite from
Verdasio, Centovalli, Locarno, Ticino, Switzerland


Locality type:Hamlet
Classification
Species:Sillimanite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sillimanite data
Locality Data:Click here to view Verdasio, Centovalli, Locarno, Ticino, Switzerland
Data Identifiers
Mindat Occurrence Record ID:1471210
Long-form Identifier:1:3:1471210:2
GUID (UUID V4):0
Nearest other occurrences of Sillimanite
1.6km (1.0 miles) ⓘBorgnone, Centovalli, Locarno, Ticino, Switzerland
2.7km (1.7 miles) ⓘCorcapolo, Centovalli, Locarno, Ticino, Switzerland
3.6km (2.3 miles) ⓘCappellette, Centovalli, Locarno, Ticino, Switzerland
10.4km (6.5 miles) ⓘVia Monte Brè-Scoglio path, Locarno, Locarno, Ticino, Switzerland
17.5km (10.9 miles) ⓘCuriglia, Curiglia con Monteviasco, Varese Province, Lombardy, Italy
25.9km (16.1 miles) ⓘNibbio-Val Faera (Nibbio-Val Fredda) pegmatites, Nibbio, Mergozzo, Verbano-Cusio-Ossola Province, Piedmont, Italy
26.4km (16.4 miles) ⓘCandoglia, Mergozzo, Verbano-Cusio-Ossola Province, Piedmont, Italy
26.4km (16.4 miles) ⓘCuzzago-Proman pegmatite veins, Premosello-Chiovenda, Verbano-Cusio-Ossola Province, Piedmont, Italy
27.1km (16.9 miles) ⓘColloro-(Premosello) pegmatite veins, Premosello-Chiovenda, Verbano-Cusio-Ossola Province, Piedmont, Italy
28.1km (17.4 miles) ⓘMont'Orfano (Montorfano), Mergozzo, Verbano-Cusio-Ossola Province, Piedmont, Italy
References
Niggli, Ernst, and Niggli, Curt R. (1965) Karten der Verbreitung einiger Mineralien der alpidischen Metamorphose in den Schweizer Alpen (Stilpnomelan, Alkali-Amphibol, Chlorithoid, Staurolith, Disthen, Sillimanit). Eclogae Geologicae Helvetiae, 58, 335-368.
 
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