“4.8 x 3.6 x 2.4 cm. A glassy and gemmy, pink danburite crystal, measuring 4.8 cm in length, is surrounded by a halo of lustrous and translucent, faintly yellow calcite crystals to 1 cm. The danburite, which is limpid and gemmy at the termination, exhibits a rich pink color (quite rare from Charcas). Ex. Richard Heck Collection.