Cassiterite with Feldspar and Muscovite

Merekski District, Bureya Massif, Khabarovsk Krai  Russia

Specimen size: 6.5 × 4.5 × 3.4 cm = 2.56” × 1.77” × 1.34”
Main crystal size: 1.7 × 1.5 cm = 0.67” × 0.59”