NAME MICROCLINE                  Potassium Aluminum Silicate
Formula KAlSi3O8
Size 13 cm x 8 cm x 12 cm
Crystal System Triclinic
Location Toca da Onca, Barra de Salinas, Minas Gerais, Brazil
Data Acquired at Rochester Symposium, April, 2003
Museum # M924
Photographer Robert Klopfer /  Alexander Kopylov