Geocronite
Pollone Mine, Valdicastello Carducci, Pietrasanta, Lucca Province, Tuscany, Italy
Very rich specimen of world class geocronite; sharp xls to 7mm! From an old find that set the standard for geocronite, a rare lead antimony arsenic sulfide. Note: even though the old literature (for example D'Achiardi, 1873) says that the first geocronite crystals came from Angina mine, actually the real place of occurrence is the Pollone mine. ...
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