onyx

2 x 7 x 5 in (5.08 x 17.78 x 12.7 cm)

onyx

2 x 4 x 6 in (5.08 x 10.16 x 15.24 cm)

honeycomb Calcite

3 x 4 x 11 in (7.62 x 10.16 x 27.94 cm)

onyx

5 x 10 x 9 in (12.7 x 25.4 x 22.86 cm)

onyx

2 x 6 x 5 in (5.08 x 15.24 x 12.7 cm)

Fluorite

3 x 13 x 10 in (7.62 x 33.02 x 25.4 cm)

honeycomb Calcite and yule marble

14 x 6 x 4 in (35.56 x 15.24 x 10.16 cm)