BUILDING AND ORNAMENTAL STONES. 



613 



Page. 

 New Jersey, specimens of conglomerate 



from 5G7 



specimens of diabase from 565,566 



specimens of gneiss from 5G5 



specimens of sandstone from 5GG, 5G7 



New Mexico, liparito in 430 



sandstones in 453 



specimens of gypsum from 567 



Bpeoimen of pumice from 567 



specimens of sandstone from 567 



Now South Wales, specimen of hornuL ndo 



biotite granite from 633 



specimens of marble from 633 



specimens of sandstone from 633 



Now York bluestonos, quarrying of 312 



New York, granites in 423 



gypsum in 370 



limestones and dolomites in 402 



marbles in 380 



sandstones in 453 



serpentine in 3G6 



slates in 468 



soap-stone in 358 



specimens of argillaceous sandstone 



from 572 



specimens of biotite gneiss from 570 



specimen of biotite granite from 570 



specimen of calcareous dolomite [mar- 

 ble] from 5G8 



specimen of dolomite from 570 



specimen of gneiss from 570 



specimen of hornblende gneiss from 570 



specimen of hornblende mica granite 



from 570 



specimen of norite from 570 



specimen of serpentine [ophiolite, vord- 



antique marhlej from 5G8 



specimens of calcareous sandstone from . 573 



specimens of dolomite [marble] from . . . 568 



specimens of limestone from 5G9 



specimens of limestone [marble] from . 5G8 

 specimens of magnesian limestone 



from 509,570 



specimens of magnesian limestone [mar- 

 ble] from 5G8 



specimens of quartzite from 572 



specimens of sandstone from 570, 571, 572 



specimens of slate from 572, 573 



New Zealand, export of slate to 291 



Niggerhead, definitions of 523 



North Carolina, limestones and dolomites in 403 



marbles in 381 



porphyry in 428 



sandstones in 455 



serpentine iu 3G7 



soap-stone in 358 



specimen of biotite niuscovite granite 



from 575 



specimen of hornblende gneiss from 576 



specimen of limestone from 574 



specimen of magnesian limestono from. 574 



specimen of muscovite granite from. .. 575 



specimen of siliceous dolomite from . . . 574 



specimens of biotite gneiss from 575, 576 



specimens of biotite granite from 574, 575 



Tago. 



North Carolina, specimens of granite from. 573 

 specimens of hornblendt-biotito ^gneiss 



from 576 



specimen of hornblende-biotite granite 



from 575 



specimens of limestone [marble) from. 573, 571 

 specimens of quartz porphyry [leopard- 



ite] from 576 



specimens of sandstone from 576 



specimens of shell limestone from 574 



specimens of steatite from 573 



North, on acts of incorporation for granite 



companies '. 287 



Norite, allied to gabbro 437 



Nova Scotia, granito in 485 



sandstones 486 



Numidian marblos, characters of 475 



Nummulitic limestone, occurrence of 476 



O 



Obsidian, abundance of 430 



variety of liparite 429 



Ohio, gypsum in 370 



limestone, specimens in National Mu- 

 seum 404 



limestones and dolomites in 404 



sandstones in 456 



specimens of siliceous dolomito from. .578, 579 

 specimens of bituminous dolomite 



from 577,578 



specimens of dolomito from 578 



specimens of ferruginous limestone 



from 579 



specimens of limestone from 576,577 



specimens of magnesian limestono from. 578 



specimens of sandstone from 579, 580, 581, 



582, 583 



Oil as protection to stone 355 



Olivine, characters of 299 



Ontario, sandstones from 4 86 



Oolite, definition of 523 



Oolitic limestone, structure of 303 



limestones, description of 372 



Ophicalcite. composition of 3G1 



origin of 361 



uses of 361 



Ophiocalcito, definition of 523 



Orbitoides limestone, definition of 524 



Order of succession of rocks 309 



Oregon, sandstouo in ... , 459 



specimen of basalt from 583 



Oregon, specimen of diabaso from 583 



specimens of sandstone from 583 



Organisms, effect of growing 335 



Oriental alabaster 372 



(Egyptian onyx), color, structure, and 



use of 476 



Original constituents of rocks 292 



Orthoclase porphyry 427 



Orton, Professor, gives section of an Amherst 



quarry 457 



Oxidation 337 



P. 



Page, C. G., experiments of 334 



Paint as protection to stone 354 



