190 ; Index to Minerals, 
Hipidolite:.60s540,8 5 140 Tellurium, Native .....124 
Mock. -Orystale soy cas Se 129° - Tennantite ...:22)..s2nee 101 
Rose Quartz ©......... 129 Tetradymite .......... 125 
Rubicelle ............. 118 Tetrahedrite ....... ..101 
Ruby, Balas ........... 118 Thompsonite ......... 143 
Ruby, Oriental ........ 117 . Tiemannite . is. sos 110 
Ruby, Spinel .......... 118." .« Titanite:. Gi.i5e cee 140 
OU GLIO A sust cies acre eles 174) > “Topag iiatvio.et ieee 139 
BaAHMIOi Sel sees 123 Topaz, Oriental ....... 117 
Samarskite .. ........ 116: » Tobernite: .. ci, atc 115 
Saponite ko 144 Touchstone’ .....) i224 130 
SAappPHITS 5.)o0c. cee aes. 117 Tourmaline ........2) 3355 139 
SAPO see hiss oun eae an 129 ~. Trémolite . 6.46 22s 132 
BARGONGO! 25 GEES 124. Tridymite .. 0.0 see 130 
BOHOGHLS 2 oii sce canes 3 415° ©Triphylite':.. 22 .0ee 113 
Sohirmerite oie iices sak 99...> Triplite sc <i eee 113 
MANES Kink. ce eR 120. Tripoljte ...... ....as 130 
MemMidapel cers 180 . ‘Turquois ...... o2iaee 119 
Bepiolite. sc. een. 148. -Ulextte. sis ce ees 121 
Serpentine ........... 148 .-Ultramarine.....-\\ sacs 135 
Sidorite |...) wit eke (112 . Uraninite <. ...sceseeee 115 
Silicified Wood ........:130 Valentinite ....... ‘yeas 125 
Silver, Native ......... 97 Vanadinite ...... <3 ars 106 
ROVE wo ils shades 116 Vauyuelinite .... .....105 
RII AITIEO sc eas ah eee eats 108 “Vermiculite zs eine 141 
Smithsonite .... ...... 107 Vesuvianite .... ...... 134 
Smoky Quartz= 4 205...129' Vivianite....... iaaleenee 112 
BOGAN se oc es 135: . Wavellite:......ciiaag 119 
Sphalerite ...... ..... 107: . Wad. «25 «cc. geGee ee 113 
SUITE A ek ne ec ont eae 11g - Wernerite oo... eeees 135 
Spinel Ruby ..........; 118 -Willemite .; i... ismesa 107 
Spodumene 2... n.en evs 181 Witherite, ..,. .¥a.) oes 122 
“LUE Erica el a 114 Wolframite ....... 112, 115 
Staurolite ...... ...... 139 Wollastonite ...... ... 131 
Stephanite .... ....... 98 Wood Opal :.:...+aceun 130 
Sternbergite .......... 97 Wood, Silicified ....... 130 
FAURE COs fiche stot aries 125 Wulfenite ..... et  S 106 
Btilbite oe ie eel B  Wurtzite \... .ecenae 107 
RCO ZAC hig 3. canacie bein 106°. Xenotime .. ...) sie 116 
Stromeyerite ......... 97° Yttrocerite: «eee 116 
Strontianite ........ ~-122  Zaratite .... << seseemen 109 
Sulphur, Native ....... 124. -*Zine Bloom... . «sesame 107 
Sylvanite ...... Ares 96..." Zinclte) <. 4.1 kee. 107 
POSEY LEO Waied SoG etl euviater sine 2.22) Zinkenite 3::..05 eee 104 
TLELIG Nahe y nai SAT an oes 143) Zircon: 3.32 /o0 so se ee eee 134 
POLLUTACE <.¥s Seid saad: Skee ss 124) Zossite: soe eae 133 
RE nee 
