Carbonate-Fluorapatite With Quartz
Miniature, 4.5 x 4.2 x 4.2 cm
Sapo Mine, Goiabera, Minas Gerais, Brazil

A very unique piece with what lokos like a quartz shard, sticking up from the mass of apatites. The shard is perhaps a pseudomorph of quartz after anhydrite, would be my guess from the shape