BUILDING AND ORNAMENTAL STONES. 



639 



Page. 



Gran"tes, Scotland 485 



South Carolina 425 



Tennessee 424 



Texas 425 



Utah 425 



Vermont 425 



Virginia 426 



Wisconsin 426 



"Wyoming 425 



Granite rocks, foreign 484 



Granitoid, definition of 523 



Granular, definition of 523 



Graphic granite 408 



Gray w acke, variety of sandstone 445 



Great Britain, slates 488 



specimens of huilding stones from 616 



Greenstone, definition of 523 



Grinding and polishing, methods of 326 



Griotte or French red, character and use of. 478 



Grit, definition of 523 



Grub-saw 531,523 



Griinstein, definition of 523 



Guys, definition of 523 



Gypsum, characters of 298 



composition of 370 



Illinois 370 



Iowa 370 



localities of occurrence 370 



New York 370 



Ohio 370 



Tennessee 370 



usesof 370 



Virginia 370 



H. 



Hackly fracture, definition of 523 



Hall, Professor, on weathering of rocks 343 



Hand-drill used in stone- working 330 



Hand-hammer used in stone- working 330 



Hand implements used in s tone- working. . . 329 



Hardness of rocks 302 



Hawaiian Islands, specimen of limestone 



from , 633 



Heat and cold affecting weathering of build- 

 ing stones 331 



Helderberg limestone in Maine 400 



Hematite, characters of 301 



Historical notes 285 



Hitchcock, Professor, on granite quarries in 



New Hampshire 423 



Hornblende andesite, character of 440 



Hornblende-biotite granite 408 



Hornblende, character of 296 



granite 408 



Hulburt and Roberts, sandstone quarry of. 290 



Hydraulic limestone, description of 372 



Hypersthene. 432 



I. 



Idaho, sandstones in 448 



specimens of sandstone from 532 



Illinois, gypsumin 370 



limestones and dolomites in 394 



sandstonesin 448 



Page. 

 Hlinois, specimen of bituminous dolomite 



from . 534 



specimen of calcareous dolomite from. 534 



specimen of magnesian limestone from. 533 



specimens of dolomite from 533, 534 



specimens of limestone from 532, 533 



specimens of sandstone from 534, 535 



Implements used in stone-working 320 



Importation of building stone (exclusive of 

 marble) paving stone and stone bal- 

 last 513 



Imports and exports of stone 512 



Indiana, limestones and dolomites in 396 



sandstonesin 449 



specimen of bituminous magnesian lime- 

 stone from 536 



specimen of siliceous limestone from .. 536 

 specimens of bituminous limestone 



from 516 



specimens of dolomite from 536 



specimens of ferruginous dolomite from . 537 

 specimens of lithographic limestone 



from 536 



specimens of limestone from 535 



specimens of magnesian limestone from 536 



specimens of sandstone from 537 



Indian pipestone [Catlinite] 471 



Indian Territory, specimens of limestone 



from. 537 



Induration of stone on exposure 339 



Ingersoll impact drill 312 



standard gadding-machine 326 



Internal disintegration of rocks 342 



Introductory remarks 285 



"Inyo" marble, described by Professor 



Hanks 376 



Iowa, gypsumin 370 



limestones and dolomites in 398 



marbles in 377 



marbles in Tama County, Iowa 398 



sandstonesin 449 



specimen of ferruginous sandstone 



from 541 



specimen of gypsum from 537 



specimens of bituminous limestone and 



dolomite from 539 



specimens of calcareous dolomite from . 539 



specimens of dolomite from 537, 538 



specimens of ferrugnious dolomite from 538, 



539 



specimens of limestone from 539, 540, 541 



specimens of magnesian limestone from . 539 

 specimens of magnesian limestone [mar- 

 ble] from 537 



specimens of sandstone from 541 



specimens of siliceous dolomite from. . . 538 



specimens of siliceous limestone from . . 541 



Iron pyrites, characters of 300 



Isle La Motte marble 391 



Italian marble, price list of . 511 



Italy, alabaster 370,473 



marble quarries in 480 



serpentinous rocks in 474 



specimen of Bardiglio marble from 620 



specimen of quartzite from 621 



