Amphibole grain (in the middle of threads cross) with few biotite grains in the right parts. On right site of Amphibole grain is one Apatite grain. Observe with 2 nikols (Zoom in 40 times, 1 millimetre corresponding to 40 units on the scale)
<a href="//commons.wikimedia.org/wiki/User:Chmee2" title="User:Chmee2">Chmee2</a>
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<span class="int-own-work" lang="en">Own work</span>