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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Stilbite Subgroup from
Ponjin - Fostiac Alp, Dona Valley, Mazzin, Trento Province, Trentino-Alto Adige/Südtirol, Italy


Locality type:Mountain Area
Classification
Species:'Stilbite Subgroup' (not an IMA approved species)
Formula:M6-7[Al8-9Si27-28O72] · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Stilbite Subgroup data
Locality Data:Click here to view Ponjin - Fostiac Alp, Dona Valley, Mazzin, Trento Province, Trentino-Alto Adige/Südtirol, Italy
Data Identifiers
Mindat Occurrence Record ID:1500120
Long-form Identifier:1:3:1500120:7
GUID (UUID V4):0
Nearest other occurrences of Stilbite Subgroup
1.1km (0.7 miles) ⓘCiampai, Duron Valley, Campitello di Fassa, Trento Province, Trentino-Alto Adige/Südtirol, Italy
1.4km (0.9 miles) ⓘMt. Docioril, Mazzin, Trento Province, Trentino-Alto Adige/Südtirol, Italy
3.1km (1.9 miles) ⓘLa Palaccia-Orli di Fassa (Palacia-Auf der Schneid), Duron Valley, Campitello di Fassa, Trento Province, Trentino-Alto Adige/Südtirol, Italy
3.8km (2.4 miles) ⓘCol Rodella (Mt Gabbia), Duron Valley, Campitello di Fassa, Trento Province, Trentino-Alto Adige/Südtirol, Italy
3.9km (2.4 miles) ⓘDrio le Pale (Do' le Pale; Do' le Pele), Mazzin, Trento Province, Trentino-Alto Adige/Südtirol, Italy
4.3km (2.7 miles) ⓘGrepa creek (Grepa valley), Fontanazzo, Mazzin, Trento Province, Trentino-Alto Adige/Südtirol, Italy
4.6km (2.9 miles) ⓘDuron Pass, Duron Valley, Campitello di Fassa, Trento Province, Trentino-Alto Adige/Südtirol, Italy
5.3km (3.3 miles) ⓘMt. Giumellino-Buffaure, San Giovanni di Fassa, Trento Province, Trentino-Alto Adige/Südtirol, Italy
20.6km (12.8 miles) ⓘTiso (Teis; Theis), Villnöß (Funes), Eisacktal (Valle Isarco), South Tyrol, Trentino-Alto Adige/Südtirol, Italy
34.3km (21.3 miles) ⓘCima D'Asta-Campo Regana, Castello Tesino, Trento Province, Trentino-Alto Adige/Südtirol, Italy
References
reprint, 1968, as Quaderno n. 3, Gruppo Mineralogico Lombardo. Museo Civico di Storia Naturale, Milano, 40 pages
Gasser, G. (1913) Die Mineralien Tirols einschliesslich Vorarlbergs und der Hohen Tauern [The minerals of Tyrol including Vorarlberg and the Hohe Tauern]. Wagner'schen K. K. Universitäts-Buchhandlung. p.1-548.
Braccio, A. (1951) I minerali della Val di Fassa. Dove si trovano e come si presentano. Natura: 42(1-2): 3-48
 
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