Description Andesite of Camiguin. Section of plagioclase, albite and pericline twins. 1/20 crossed nicols.
Plaats: PhilippinesAuthor Anoniem in Renard (1888)JPG file - 170.36 kB - 551 x 537 pixelsadded on 2012-07-16670 viewsFrom reference Renard, A. (1888). Report on the rock specimens collected... (page 171)