. Bulletin of the British Museum (Natural History), Mineralogy. . 120 100 80 40 Fig. 12. von Wolff diagram including all analysed South-eastern Tract rocks. Filled circles, pseudoleucite borolanites ; half-filled circles, biotite-magnetite group ; open circle, muscovite group ; open squares, pyroxene group ; half-filled squares, horn- blende group ; filled squares, borolanites ; open triangles, vullinite, shonkinite, and pyroxene-microcline xenolith ; filled triangles, andradite, leucocratic, and nepheline- aegirine-analcime Please note that these images are extracted from scanne
. Bulletin of the British Museum (Natural History), Mineralogy. . 120 100 80 40 Fig. 12. von Wolff diagram including all analysed South-eastern Tract rocks. Filled circles, pseudoleucite borolanites ; half-filled circles, biotite-magnetite group ; open circle, muscovite group ; open squares, pyroxene group ; half-filled squares, horn- blende group ; filled squares, borolanites ; open triangles, vullinite, shonkinite, and pyroxene-microcline xenolith ; filled triangles, andradite, leucocratic, and nepheline- aegirine-analcime Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)
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