| Magdalensburg (Carinthia, Austria), where a series of quartz crystals were found at a settlement that can be...(Lombardy, northem Italy), a transparent and perfect quartz crystaldoubly terminated and about 2.5 cm in diameter-was...foothills of the Lombardy Alps (Pezzotta, 1999), where quartz occurs in a deposit very similar to that of the...the Sicilian sulfur deposits; so-called "fenster quartz" of Porretta Terme; gypsum and other minerals of...Valley and the Siusi Alp; druses of orthoclase and quartz with associated minerals from the pegmatite geodes |
Itremo massif, Ambatofinandrahana District, Amoron'i Mania, Madagascar