Large corner cube. Main crystal nice/cleaved with scattering of Calcite.
Location: Hardin County, Illinois
Dimensions: 6 x 3 1/2 x 3 in (15.2 x 8.9 x 7.6 cm)
Weight: 1 lb 13 oz (822 gm)
* Dimensions and weight are approximate and may have been rounded off.