Description Tufa of Tristan da cunha. Section of a polysynthetic crystal of augite with straight outline corresponding with P∞ of one individual.
Plaats: Tristan da CunhaAuthor Anoniem in Renard (1888)JPG file - 191.79 kB - 572 x 596 pixelsadded on 2012-07-16650 viewsFrom reference Renard, A. (1888). Report on the rock specimens collected... (page 87)