At-A-Glance
Country of Origin
Italy
Contributors
Archibald MacMartin
Photos
Essential Information
Specimen ID
1778
Mineral Name
Biotite
Chemical Formula
K(Mg,Fe++)3[AlSi3O10(OH,F)2
Subcollection
Archibald M. MacMartin
Additional Details
Specimen Number
003
Physical Description
5 - 10 mm euhedral crystals in matrix
Geographic Origin
Locality Nickname
Monte Somma, Italy
Locality Lat/Long
40.8333333, 14.4333333
MinDat Locality URL
Additional Details
Original Attributed Locality
Vesuvius
Monte Somma
Geographic Features
Monte Somma
Vesuvius