Description Andesite of Camiguin. Section of plagioclase, nearly perpendicular to P/M. 1/30 crossed nicols.
Plaats: PhilippinesAuthor Anoniem in Renard (1888)JPG file - 267.00 kB - 779 x 700 pixelsadded on 2012-07-16617 viewsFrom reference Renard, A. (1888). Report on the rock specimens collected... (page 172)