This specimen is from the Fassa Valley, Trentino-alto Adige, Trento Province, Italy, the type locality for this somewhat rare variety of augite. Excellent green color, fine luster, and sharp crystal form. On massive fassaite matrix. Excellent condition. Measures 4 x 2.75 x 2.5 inches (10.1 x 7 x 6.4 cm).