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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Phillipsite Subgroup from
Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy


07214150017364904204451.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
07065540017272027587005.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
06144050017272027594902.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
02787670017272027606607.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
06607810017362981137908.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
00808290017364904219563.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
03203970017364904217567.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
05173710017364904216039.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
07928500017364904215298.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
07065540017272027587005.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
06144050017272027594902.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
02787670017272027606607.jpg
Phillipsite-K

Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
Locality type:Quarry
Classification
Species:'Phillipsite Subgroup' (not an IMA approved species)
Formula:(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Phillipsite Subgroup data
Locality Data:Click here to view Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:367190
Long-form Identifier:1:3:367190:0
GUID (UUID V4):0
Nearest other occurrences of Phillipsite Subgroup
8.4km (5.2 miles) ⓘPoggio Pinzo (Gradoli pozzolana quarry), Gradoli, Viterbo Province, Lazio, Italy
29.9km (18.6 miles) ⓘCampomorto Quarry, Pietra Massa Locality, Montalto di Castro, Viterbo Province, Lazio, Italy
66.0km (41.0 miles) ⓘSH2 deep well, Bracciano, Metropolitan City of Rome Capital, Lazio, Italy
78.1km (48.5 miles) ⓘColle Fabbri, Spoleto, Perugia Province, Umbria, Italy
79.4km (49.3 miles) ⓘMonte Tozzo, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy
79.8km (49.6 miles) ⓘMonte Cavalluccio, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy
References
Liotti, L. (1991) I minerali dei vulcani laziali a Pitigliano (Grosseto). Rivista Mineralogica Italiana, 15(3), 121-139.
 
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