CHAPTER 5SMOKY QUARTZPicture #2822-pound Black Citrine from Minas Gerais, BrazilThis amazing stone held a surprising secret for me.I bought this crystal castle in 2013 at the Tucson gem show.I was looking at a large batch of smoky crystals in a really dark room, which made them look even darker.The smoky quartz pictured above was over […]