NDEX. 



[Small capitals indicate headings of chapters, sections, or subsections. The oames of all mines or prospects mentioned in 



tVifl wrnrlf ■will li« fmmrl nn/lAr "Arin.iQ "1 



the work "Will be found under ' ' ilines 



Accretions 725 



hearth 725 



peculiar 730 



shaft 727 



Adelaide fault 243, 402 



MINE 407 



ore, analysis of 544, 618 



Porphyry 241,403 



Smelter 625,626,691,693 



Agents of alteration of Leadvllle ores 552 



Age of Archean rocks 51 



eruptive rocks 293,319 



gold deposits 515 



Leadville deposits 376 



Alden crusher 632 



Alkali determinations of eruptive rocks 690 



AUanite 329,335,341,300 



analysis of 329 



Alma 106,123 



Alteration, agents of 552 



of Leadville deposits 378, 550 



American Smelter 625, 626, 643, 646, 693, 698, 708, 725 



Amie Mine 471 



Amthibolite 50 



Analyses, methods employed in 576 



Aualysis of — 



Adelaide ore 544 



Allanitc 329 



Amphibole from dolomitic limestone 598 



Andesito 589 



Average ore of Leadville 544,620 



Basic ferric sulphate 550, 606 



Blende 556 



Breece iron ore 647 



Bullion 694 



C'ABBOXATE OUES 544 



from Adelaide 618 



LittleChief 618 



V bamber dust 712 



roasted 715 



Chinese talc 603 



CHLORIDE OKES 619 



from Amie mine 619 



Big Pittsburgh 619 



Robert E.Lee 619 



MON. XII iS 



Page. 

 Analysis of— Continued. 



Cokes 642 



Dolomites. Blue Limestone 65, 596, 644, 645, 640 



Cambrian limestone 59 



White limestone 596 



Embolite 548 



Ekuptive rocks 358,589 



Feldspar from Gray Porphyry 589 



Fumes from Bartlett filter 717 



Galena 556 



Granite from Little Cottonwood, Wasatch 



Mountains 313 



Gray Porphyry 332, 358, 5.S9 



Hypersthene-andesite 589 



from andesite 589 



Iron sow or salamander 722 



Kaolin and Chlnese talc .603 



Lime sand 450 



Limestone, altered and unaltered 214 



Blue 65, 596, 643, 644, 645, 646 



Cambrian 09, 1 19 



Caiiou City 646 



Robinson 598 



White 65,214,596 



Lincoln Porphyry 332, 358, 589 



Mattes 723 



Mount Zion Porphyry 326, 358, 589 



Muscovite from White Porphyry 589 



Nevadite 349,358,589 



Orthoclase from Lincoln Porphyry 332, 589 



Peculiar accretions 730, 731 



Porphyrites 340,358,589 



Pyrite 556 



Sanidine from Nevadite 589 



Serpentine 598 



Shaft accretions 727 



Skimmings of bullion 696 



Slags 701,704 



Speiss 7:0 



Sulphide ores 556 



Tapping clay 641 



Vein materials 557, 599 



White Limestone 05, 214, 596 



White Porphyry 326,358,589 



Anatase 325, 327. 357 



AxDESITE 88,353 



753 



