An incredibly coarse grained intrusive igneous rock containing crystals which can range in size from several centimeters to over several meters.
Microcline Feldspar: https://www.mindat.org/min-2704.html
Tourmaline (var. Schorl): html
Garnet (var. Spessartine): https://www.mindat.org/min-3725.html
Scanned by - Nathan Siddle
A Pegmatite hand sample scanned using a turntable and a Nikon D7100 in conjunction with Agisoft Photoscan Professional. The previous model was generated by moving around the subject ( https://skfb.ly/Gow6 )