This Smoky Citrine is natural, not heat treated, and mined in Brazil. With a golden brown hue it can be categorised as a silicon dioxide halfway between Citrine and Smoky Quartz.
You will be buying 6 pieces of Smoky Citrine ranging from 4.2cm to 5.3cm as a bulk bundle weighing 221g at $49.95 (average $8.32 each).