Fig. 9From: Bristen granite: a highly differentiated, fluorite-bearing A-type granite from the Aar massif, Central Alps, SwitzerlandBSE texture images of sulfides and niobates, sample KB1349: a Cluster of fine-grained minerals including pyrite, Y-niobates and Y–Ti–niobates in quartz-feldspar matrix, b Detail of white framed area on a) with niobates, sphalerite, pyrite, ilmenite, epidote and chloriteBack to article page