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Predicted Mineralogy

Possible unrecorded species at Pollena quarries, Pollena - Trocchia area, Monte Somma, Somma-Vesuvius Complex, Naples, Campania, Italy

This table is based on statistical analysis of other localities containing similar species to the ones found at this locality.

Possible missing speciesFormulaMatch %Due to recorded presence of
MagnetiteFe2+Fe3+2O499.99%Andradite (56.77 %), Augite (50.89 %), Clinohumite (53.98 %), Davyne (70.00 %), Fayalite (57.50 %), Ferro-hornblende (63.48 %), Forsterite (50.27 %), Gehlenite (58.18 %), Hedenbergite (58.01 %), Humite (63.41 %), Kalsilite (61.36 %), Microsommite (71.43 %), Sodalite (51.56 %)
PyriteFeS299.99%Ankerite (74.23 %), Calcite (51.21 %), Davyne (50.00 %), Ferro-hornblende (52.13 %), Galena (65.91 %), Hedenbergite (55.18 %), Humite (62.20 %), Malachite (52.28 %), Siderite (66.13 %), Sphalerite (73.50 %)
ChalcopyriteCuFeS299.77%Ankerite (61.77 %), Galena (55.60 %), Hedenbergite (54.33 %), Humite (59.76 %), Malachite (60.66 %), Siderite (51.42 %), Sphalerite (61.91 %)
DiopsideCaMgSi2O699.74%Clinohumite (61.50 %), Davyne (55.00 %), Gehlenite (50.00 %), Humite (69.51 %), Meionite (54.34 %), Microsommite (57.14 %), Vesuvianite (51.14 %)
NephelineNa3K(Al4Si4O16)98.10%Davyne (60.00 %), Haüyne (51.53 %), Kalsilite (68.18 %), Sodalite (69.33 %)
LeuciteK(AlSi2O6)80.00%Davyne (60.00 %), Kalsilite (50.00 %)
TitaniteCaTi(SiO4)O76.23%Davyne (75.00 %), Meionite (56.07 %), Microsommite (57.14 %)
Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)259.75%Humite (59.76 %)
HematiteFe2O357.14%Microsommite (57.14 %)
BaddeleyiteZrO255.00%Davyne (55.00 %)
VonseniteFe2+2Fe3+(BO3)O245.71%Microsommite (57.14 %)
Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)40.00%Davyne (50.00 %)
ZirconoliteCaZrTi2O740.00%Davyne (50.00 %)

Key: Mineral matches key element mineralogy of deposit Key element(s) in mineral not listed for deposit (-20% score)