Calcite, Level 550 Block 1-South, 2nd Section Krushev dol Mine, Madan District, Bulgaria, Mined January 2016, Miniature 0.5 x 4.0 x 4.0 cm, $60. Online 3/23.
Branching spires of calcite showing stacked parallel growth of disk-like crystals along the c-axis. Lustrous with nice form. Tiny cleave at junction of two arms. From a unique find January 2016.