Cluster of octahedral xls of Franklinite up to 1,7 cm with on calcite matrix. A classic from the type locality.
Formula :
(Zn,Mn2+,Fe2+)(Fe3+,Mn3+)2O4
System: cubic Hardness:6-6½ Rarity:rare
Strunz id:IV/B.2-60 -
OXIDES and HYDROXIDES
Name origin: In honor of Benjamin Franklin, American statesman, and the locality of Franklin Furnace (now Franklin), New Jersey, which was named after him as well.
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 Specimen weight:30 gr.
 Crystal size:Up to 1,7 cm
 Overall size: 35mm x 15 mm x 35 mm
 Owner : Minservice (Sondrio - Italy) Minservice Galleries Main 
 This specimen will be shipped by: Minservice
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