Blue Brazil Quartz Crystal Stone Slab

Authentic Beautiful Brazilian blue quartz crystal has deep Mediterranean blue color with classic white-ish inclusions. This piece is unpolished but shown wet in photos for quality purposes. Rough slab is approximately 3” by 2.5” with a 1cm thickness. Great for crystal lovers, rock hounds and lapidary work! What is Blue Quartz? An opaque to translucent, blue quartz variety due to inclusions of its color, typically fibrous magnesioriebeckite or crocidolite, or tourmaline. The color can be caused by the color of the minerals used, or by microscopic inclusions of Rayleigh light scattering. How to identify Blue Quartz? In the jewelry world one of the most common fakes is selling tinted glass as if it were blue quartz. In order to avoid anything like this from happening to us, you need to learn certain quartz physical characteristics that separate them from the rest. The first thing you should know about quartz is that it has a higher hardness than glass so you can do a simple test to verify whether you have an authentic piece.