The Quarterly journal of the Geological Society of London . Quart. Journ. Geo], Soc. Vol. LXXIV, PI. part 1] AND ASSOCIATED HOCKS OF MOZAMBIQUE. 97 Plate IX. Fig. 1. Biotite-gneiss (49), 3 miles from Ibrahimo, on the road to minerals : quartz, orthoclase, microcline, oligoclase, biotite,and muscovite. X 20. (See p. 54.) 2. Hornblende-gneiss U89), Ampwihi Crossing. Chief minerals: horn- blende, andesine-labradorite, perthitic orthoclase, and biotite. X 20.(See p. 58.) 3. Garnetiferous amphibolite (194), Ampwihi Crossing. Chief minerals : hornblende, labradorite, garnet, and t
The Quarterly journal of the Geological Society of London . Quart. Journ. Geo], Soc. Vol. LXXIV, PI. part 1] AND ASSOCIATED HOCKS OF MOZAMBIQUE. 97 Plate IX. Fig. 1. Biotite-gneiss (49), 3 miles from Ibrahimo, on the road to minerals : quartz, orthoclase, microcline, oligoclase, biotite,and muscovite. X 20. (See p. 54.) 2. Hornblende-gneiss U89), Ampwihi Crossing. Chief minerals: horn- blende, andesine-labradorite, perthitic orthoclase, and biotite. X 20.(See p. 58.) 3. Garnetiferous amphibolite (194), Ampwihi Crossing. Chief minerals : hornblende, labradorite, garnet, and titaniferous magnetite. X 20.(See p. 58.) 4. Garnetiferous biotite-gneiss (97), Norray Hills. Chief minerals: quartz, microcline, andesine, biotite, and garnet. X 20. (See p. 62.) 5. Eclogite (77), Norray Hills. Chief minerals: garnet, amphibole, pyroxene, and rutile. X 20. (See p. G2.) 6. Quartz-garnet-pyroxene rock (78), Norray Hills. Chief minerals: garnet, pyroxene, scapolite (meionite), and quartz. X 20. (Seep. 62.) Plate X. Fig. 1. Augite-granite (27), Sawa Cave, Bibawe Mountains. Chief minerals
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