This sapphire crystal is from the Old Pressley Sapphire Mine in Canton, Haywood County, North Carolina, USA. Sapphires from this mine are found in alluvial deposits from eroded seyanite pegmatites in the area. The pegmatites are primarily made up of feldspar, quartz and mica. However other accessory minerals including blue and pink sapphires are found there. Some of the crystals are huge and some star when made into cabachons. This Specimen consists of a primary crystal (photo 1), mica matrix with smaller secondary crystals on the back side. The large crystal has a blue-grey color and large, well defined, triangular growth patterns. It has a silky luster. This piece measures 1 5/8 x 1 1/4 x 1 3/8 inches or 41 x 32 x 35 mm. It weighs 70 grams.