XIV 



ANALYTICAL KEY. 



GOLD, ISA, 39U, 423, 2127. 

 analyses, 2127. 



GRAPHITE, 589, 1452. 



in quartzyte, 270, 552. 



GRUNBKITB, in calcite, 379H. 

 in peridotyte, 1365. 

 with magnetite, 437, 766, 976, 379H. 



HEMATITE, 429, 904, 1527, 1698, 1699, 1706, 1707. - 

 in diabase, 31, 211. 



" jaspilyto. 866, 8G7, 895. 



" tuff, 19. 

 change from taconyte, 1706, 1707. 



HEULANDITE, 161A, 634A. 

 analyses, 161A, 634A. 

 in amygdaloid, 158, 159. 



HISINGERITE, 162. 



HORNBLENDE, brown, 41, 751, 772, 861, 903, 1288, 1292, 



1711. 



fringed, 872, 1047, 10(50, 1079, 1790, 84W. 

 from augite, 10GO, 1062, 1847. 

 globular, 1345, 2104, 2264, 19H. 

 in amphibolyte, 731, 872. 



" aporhyolyte, 226. 



" biotite schist, 432. 



" conglomerate. 583G. 



" dioryte, 403. 



" gabbro, 141, 248. 



" granite, IB, 13. 



" porphyryte, 751. 



" quartz-porphyry, 913. 



" schist, 329, 360, 925, 1300. 



" sphene, 19H. 



intergrown with pyroxene, 1899. 

 piercing feldspar and quartz, 2104, 366H. 

 poikilitic, 2197, 2215, 594(a)G. 

 secondary growths, 1047, 1060, 1790, 1847, 2215. 

 twinned with pyroxene, 1898. 



HUNTILITE, 596A. 

 HDRONITE, 601, (1314, 2051). 



HYPERSTHENE, in amphibolyte, 397(a)H. 

 in conglomerate, 638G. 



" gabbro, 178E. 



" metamorphosed quartzyte, 618. 



" noryte, 505H. 



" pyroxenyte, 402H. 

 interleaved with diallage, 2202. 

 poikilitic, 695, 960, 1343, 1364, 2197, 2203, 397(a)H. 



HYPERSTHENE, globular, 1042, 1710, 1784. 

 in diabase, 595. 



" gabbro, 692, 1037, 1710, 178E. 

 " gneiss, 606, 1042. 

 " muscovadyte, 1362. 

 " peridotyte, 1365. 

 " pyroxenyte, 402H. 

 " quartzyte, 618, 1364, 399H. 

 poikilitic, 618, 1712. 

 IDDINOSITE, 162, 193. 



see under bowlingite. 

 ILMENITE, 57A, 401, 798G, 227S. 

 in sphene, 227S. 



KAOLINITE, 708, 829, 1449. 



from labradorite, 1, ti98. 

 silica-kaolin, 1701. 



LAMHADOUITE, analysis, 1. 

 alteration of, 1. 



to thomsonite, 90B 

 glass inclusions, 1. 

 in anorthosyte, 113, 128. 

 " diabase, 41, 126. 

 " gabbro, 1, 1C, 5, 648, 700. 

 " granite, 132A. 

 " granulitic gabbro, 122, 777. 

 ' large crystals, 128. 

 earlier than olivine. 



poikilitic, 677, 767, 1345, 1366, 2203, 638G. 

 see under olivine. 



LABRADORITE-BYTOWNITE. in diabase, 1C, 7C, 15, 126, 



518. 



in gabbro, 1. 

 earlier than olivine, 258. 

 see under olivine. 



LAUMONTITE, 92. 



in amygdaloid, 77, 159. 

 " vein, 69A. 



LEUCOXENE, ISA, 401, 699, 1002. 

 in diabase, 758, 820. 



" dioryte, 2125. 



" gabbro, 2253. 



" greenstone, 224. 

 sagenite structure, 32B, 896. 



LIMONITE, 890. 



from pyrite, 873. 



in decaying granite, 319. 



LINTONITE, 196, 535B, 625A, 625K. 



MAGNETITE, 436, 766. 

 in diabase, 38. 

 " gabbro, 1, IB, 5. 

 " jaspilyte, 900. 

 " quartzyte, 399H. 

 " siderite, 388. 



" poikilitic, 677, 1340, 1343, 2201, 406H. 

 secondary, 1, 1C, 5, 6. 

 titaniferous, 1, 18A, 1288. 

 MALACHITE, 377, 581, 2272. 

 MELACONITE, 577. 

 MESOLITE, 103, 106, 161B, 193, 196, 535, 535A, 625A. 



analysis, 161B. 

 MESOTYPE, 637A. 



analysis, 637A. 

 MICROCLINE, 1997. 



intergrown with oligoclase, 2194. 

 in conglomerate, 366H, 1902. 

 " granite, 124, 435, 942, 1980, 1986, 1992, 2078, 



385H. 



" pegmatyte, 1997. 

 " (|uartz schist, 1940. 

 " quartzyte, 2139. 



MICROCLINE MICROPERTHITE, 2078, 385H. 



MlCROPERTHITE, 1039. 



in granite, 1034, 1980, 1986, 2078, 2243. 



