Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Vivianite from
Ornavasso pegmatite, Ornavasso, Verbano-Cusio-Ossola Province, Piedmont, Italy


Locality type:Pegmatite
Classification
Species:Vivianite
Formula:Fe2+Fe22+(PO4)2 · 8H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Vivianite data
Locality Data:Click here to view Ornavasso pegmatite, Ornavasso, Verbano-Cusio-Ossola Province, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:926537
Long-form Identifier:1:3:926537:0
GUID (UUID V4):0
Nearest other occurrences of Vivianite
17.3km (10.7 miles) ⓘGrignaschi Quarry, Cosasca, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy
27.7km (17.2 miles) ⓘPonte Valley, Brissago, Locarno, Ticino, Switzerland
71.9km (44.7 miles) ⓘPiona Peninsula, Colico, Lecco Province, Lombardy, Italy
72.7km (45.2 miles) ⓘMalpensata pegmatitic dyke (Olgiasca-Malpensata; Croce Quarry; Secondi dyke), Piona Peninsula, Colico, Lecco Province, Lombardy, Italy
72.9km (45.3 miles) ⓘLuna pegmatitic dyke, Dorio, Lecco Province, Lombardy, Italy
74.4km (46.3 miles) ⓘSoè Valley, Bodengo Valley, Sondrio Province, Lombardy, Italy
75.1km (46.7 miles) ⓘSommafiume pegmatitic dyke (Alpe Sommafiume; Marategno Mine), Dorio, Lecco Province, Lombardy, Italy
References
Natale G. (1985): Vivianite nella pegmatite di Ornavasso. Riv. Mineral. Ital., 8 (serie 2), (2), 80.
 
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