322 INDEX, 
Pyroxene latites cc eecs cist ecetes yorcse skein 
Pyroxene-mica diorite. 
Pyroxene porphyry....- 
Pyroxene-titanite aplite. 
Pyroxenic anorthosite....-.....-.----------- 
PYLON CHING wc tio dosduase conser eiesateses 
Pyrrhotitic peridotite................--.205- it 
Q. 
Quartz-alunite rock .............----2-----+-- 107 
Quartz andesite s,s o.scsepisenecesccesacweess 148 
Quartz-augite rock... wee - 165 
Quartz banakite......- 2. 2.cee eons cnet ee eees 69 
Quartz basalt.........---- - 132,142, 143 
Quartz-biotite-garnet gneiss. .........-..---- 28 
Quartz diabaseevcccaccacncs sem seacecmsmeeeeis 23 
Quartz-diaspore rock. . 107 
Quartz diorite............- 25, 81,83, 94, 121, 146, 151 
Quartz diorite gneiss 152 
Quartz diorite porphyry. 64, 121, 148 
Quarts Pabbros: so see ox ecdecensees Zackie 
Quartz-hornblende-mica porphyrite. 
QUART: 24 snc ccaa ne Lot ansetaete eee dees 
Quartzite gneiss. ..........2--2-0-22-2 eee eee 
Quartz keratophyre 
Quartz latites i cccceusemnscexesss 
Quartz-mica diorite............- 
Quartz-mica diorite porphyry... - 
Quartz-mica-hornblende diorite. . 
Quartz monzonite...-....---.-..22-.2..-- tds 
92,93, 95, 96, 97,114, 115,117, 125, 126, 152 
Quartz-muscovite rock. . 133, 134 
Quartz norite gneiss....... at 56 
Quartz-orthoclase-augite rock..........22...- 29 
Quartz pantellerite..........02.......00..--. 41 | 
Quartz porphyrite....... 
Quartz porphyry ..-....- 
Quartz-pyroxene diorite 155 
Quartz-pyroxene latite.... 114 
Quartz-pyroxene-mica diorite. . . 60 
Quartz schist............-..... 34 
Quartz-sericite schist................2.2.2-.. 17 
QuasrtZSyenites sc: cen acsocuteccasmentans 65, 90, 124 
Quartz syenite porphyry.... ae 90 
Quartz-tourmaline porphyry ............-... 86 
Qirartatrachy teiscx streccrnsmeintshisiecnaaeee sx 13 
QUISGUClbO i seie0 sxe rachone den Weonee eee wee 315 
R. 
ROdInGtOMl (6. sscs bases odes Ateeened ease 310 
Rhyolite...-.........- 13, 36, 37, 43, 70, 71, 78, 80, 86, 
96, 103,106,109,111,116,117, 118, 122, 130, 
132,134,138,139,145,152, 163, 165, 168, 173 
Rhyolite-dacite obsidian.............2...-.. 78 
Rhyolite pitchstone 
Rhyolite porphyry-........ 
RUVOUUC Bass. 5 05255 2 i dew ke age cles 
Rhyolitic obsidian. .-....2..2-....2-2..222-- 
Rhyolitic perlite 
Rhyolitic tuff 
Rhyolitic vitrophyre “7 
Riebeckite granite... - 100 
Riesenase..2..5-ss2:+: wee, “134 
Riesenose.-.......-.-.- - 106,108 
ROSCOCH EG 52 as SasciseiRaltecnindedicmincias br ses 290 
Rosswein0se.........200-eccesereeeecees 46, 159, 160 
Page. 
27 
253 
105 
300 
12, 13, 39, 182, 183, 184, 185, 186, 227 
SADGING. «.cssies Setatacaciet Seseedacwecesseed 109 
Sanidine-quartz rhyolite. 71 
SAPO eae: ssesre2t sissies ccmpereciampiediactanna se 295 
SAUSSUTIT OM Atco ie dne hei aRe lala sold a 272 
Saussurite gabbro. .- iE 48 
BARON: cc s3 sonccieeces = 166 
Scapolite-pyroxene aplite................-... 95 
Schist..... 17, 23, 30, 34, 35, 37, 45, 46, 49, 50, 56, 57, 180 
284 
307 
MeO PIOM TE ainiess.ctesis sie-ctactencinaiets secre reccicicle steals 205 
Sericite schist. <2 cece sus seeegecnees 30, 35, 45 
Serpentine.......... 18, 19, 146, 161, 162, 169, 172, 294 
Least mos Sanaa 12, 39, 214, 216, 217, 218 
Se OM ASO rST --- 85,88, 89; 91 
Siderophyllite 
Siliceous sinter 
Sillimanite. . 
63, 66, 67, 68, 69, 75, 81, 89, 93, 
94, 98, 124, 126, 128, 155, 176 
DIU OSES 5 cz, crate cin pig Se Sioaieneiaissmeaigeee Sle aidgteersieran 176 
Smaragdite 
Smithsonite. 
Soda Granites encccsscsseasteciaessczcccaceaecis 
Soda granulite Beqasclessis\sisiave re See 
Sodalite syenite 
SOS TCC see a ea oo ci etniomae seme, : 
SODAS CNILGs oo oissniais 2 stare cistets eroreco-dicsa laisse als 
Soda syenite 
porphyry 
DOlVSHENLIVCgsssonestexetarataracaaesGa ne ae 
Solvsbergite 
Stilbite 
Stromeyerite 7 
SYyenitess vccsicwsniumasnsmesiinecasat 28, 65, 81, 84, 86, 
\ 88, 89, 91, 98, 102, 106, 112, 124, 155, 165 
Syenite-aplite porphyry 120 
Syenite porphyry... 14,44, 65,84,87,97,115, "120, 124 
Sylvanite. 
Tachylite. 
TANG rcrescinedis 
Tallow clay... 
Tehamose. 
Tengerite 
MGT Cs cisescra:s srcighyoisiavelsisinelee ot oeeradaambey 
Terlinguaite. 249 
MESCHOMIGE «(cb Sind aucerrerseisdinceceeaacncaes 13 
MO TAM YMC aso 316 occu ciracesoeioncemancwredd 248 
POPPHYNYs = c2neccrcmcrccrasieccciesis 
