This collection has 30 samples, all coming from the Campi Flegrei volcanic complex.
Almost all samples are not widespread, because the Phlegrean mineralogy is not yet well known. Dimensions: MM and TN. Weight: about 250 gr.
In the picture: .Alacranite, Analcime, Aragonite, Fayalite, Liottite, Mascagnite, Sanidino, Sodalite, Sulfur.
1. Alacranite: selliform orange crystals, in small buildings on each other, Solfatara di Pozzuoli, Naples, Campania, Italy.
2. Analcime: complex, colorless and transparent crystals, Procida, Naples, Campania, Italy;
3. Aragonite: semitransparent colorless acicular crystals, Torregaveta, Monte di Procida, Naples, Campania, Italy.
4. Augite: black crystals with sloping roof, monoclini, with sodalite, Acquamorta, Monte di Procida, Naples, Campania, Italy.
5. Clinozoisite: transparent pink acicular crystals, Procida, Naples, Campania, Italy.
6. Davyne: silky crystals, semitransparent squat, colorless, Procida, Naples, Campania, Italy.
7. Fayalite: groups of metallic crystals, Procida, Naples, Campania, Italy.
8. Garnet: brown rombododecahedral crystals, Naples, Campania, Italy.
9. Goethite: groups of iridescent crystals to form hemispheres, Torregaveta, Monte di Procida, Naples, Campania, Italy.
10. Hematite: small metallic rosettes with yellow pyroxene, Acquamorta, Monte di Procida, Naples, Campania, Italy.
11. Horneblende: black squat crystals, Procida, Naples, Campania, Italy.
12. Liottite: white or orange columnar crystals, Torregaveta, Monte di Procida, Naples, Campania, Italy.
13. Magnetite: metal octahedra with green pyroxene, orange mica and sodalite incolora, Procida, Naples, Campania, Italy.
14. Marialite: crystals in parallel association, vertically striated, Procida, Naples, Campania, Italy.
15. Marialite: transparent and colorless crystals, vertically striated, Valle del Verdolino, Soccavo, Naples, Campania, Italy.
16. Mascagnitis: soft groups of white crystals, Solfatara di Pozzuoli, Naples, Campania, Italy.
17. Mordenite: group of clear sericular acicular crystals, Procida, Naples, Campania, Italy.
18. Obsidian: black fragment of volcanic glass, Torregaveta, Monte di Procida, Naples, Campania, Italy.
19. Green pyroxene: squat, transparent, green crystals, Procida, Naples, Campania, Italy.
20. Quartz: milky or transparent crystals, prismatic, Procida, Naples, Campania, Italy.
21. Realgar: transparent and squat red crystals, Solfatara di Pozzuoli, Naples Campania, Italy.
22. Sal ammoniac: colorless and transparent crystals, brilliant, over the whole sample, Solfatara di Pozzuoli, Naples, Campania, Italy.
23. Sanidino: colorless and transparent tabular crystals with sodalite, Procida, Naples, Campania, Italy.
24. Sodalite: 2 colorless and transparent crystals on each other, Procida, Naples, Campania, Italy.
25. Sulfur: yellow bipyrididal crystals, Solfatara di Pozzuoli, Naples, Campania, Italy.
26. Titanite: bright yellow crystal, Procida, Naples, Campania, Italy.
27. Vonsenite: elongated metal crystals, Piperno di Pianura quarries, Naples, Campania, Italy.
28. Vonsenite: dark metallic crystals, Procida, Naples, Campania, Italy.
29. Zircon: pink octahedron with extended prism, Procida, Naples, Campania, Italy.
30. Zirconolite: dark elongated crystals, Procida, Naples, Campania, Italy.