Description Felspathic basalt of Tristan da Cunha. Opaque section of ilmenite or hematite with cleavages intersecting at 120°.
Plaats: Tristan da CunhaAuthor Anoniem in Renard (1888)JPG file - 164.19 kB - 576 x 728 pixelsadded on 2012-07-16517 viewsFrom reference Renard, A. (1888). Report on the rock specimens collected... (page 85)