122 



BULI-ETIN 33, UNITED STATES NATIONAL MUSEUM. 



ORTHOCLASE— Coutinncd. 

 Compact aarieties or ortuoclase 



FELSITE. 



Leelite, Clarke. 



Leopardite : Leopard stone. 



Petkosilex: Contiuuous feldspar, 

 Kirw. ; tornite ; feldspatli compacte ; 

 feldspath ciibiqne, Broch. ; fusible 

 hornstone; biillellinta, »S«;eries; horn- 

 stein, fusible; koruite; lapis cor- 

 nens; ]>aliiiopetre, Saiis. ; petrilite, 

 Kwiv.', petrosilex feuillete; pierre a 

 come, Broch.', pierre carr^e; silex 

 corue, Brong.; splittriger borustein. 



A.MOKPHOUS VARIETIES. 



Obsidian, Wern.: Achat, Islaudiscber; 

 bottle stone; bouteilleustein ; fusible 

 quartz, Mar,; Iceland agate; mol- 

 dawite; pierre de gallinace ; pseudo- 

 chrysolite; quartz, empyrodoxer; si- 

 dernielane ; volcanic enamel; vol- 

 canic glass. 

 Pearlstone: Feldspath nacr^, H. 

 feldspath rdsinite; marekauite, i?. 

 obsidienne; cequiuolite; pearlaire 

 I)erl6; perlit; perlstein, Wern. 

 sphiirolite; sphiirolith; sphiirulite 

 spherolite ; sphernlite. 

 Pitchstone: Cantalite; deodalite, 

 Rose] liuolite; fluolith; lavre vi- 

 treux du Cantal ; obsidienne du Can- 

 tal ; pechstein ; pechsteiu, fusible ; 

 p^ctrosilex rdsinite, H. ; pierre de 

 poix, Broch.; pissite, Dela.; pyra- 

 pholith. Halts. ; rdtinite, H. ; r^tinite 

 du Cantal ; stiguiite. 



Orthoclase-felsite. See Orthoclase. 



Orthoide. See Allanite. 



Orthoklas. See Orthoclase. 



Orthose. See Orthoclase. 



Orthotomoua kouphoue spar. See 

 Thoiusonite. 



Oryzite, Gratlarola. Near Heulaudite. 

 Triciinic. Orizite. 



Oshornite, Maskelyne. Gold-yellow oc- 

 tahedra in the Busti meteorite. 



Oserskit. See Aragonite. 



Osmelite. See Pectolite. 



Osmelith. See Pectolite. 



Osmide of iridium. See Iridosniine. 



Osmiridium. See Iridosmine. 



Osmiridium, dunkles. See Iridosmine. 



Osmiridium, lichtes. See Iridosmine. 



Osmium iridifere. See Iridosmine. 



Osniium-iridiuni. See Iridosmine. 



Osniiure diridium. See Iridosmine. 



0.steocolIa. See Calcite. 



OSTEOLITE. CaaiFO^):. Bone phos- 

 phate ; earth apatite ; osteolith. 



Osteolith. See Osteolite. 



Ostranite. See Zircon. 



Ottrelite. See Phyllite. 



Ottrelith. See Phyllite. 



Ouatite. See Wad. 



Ouralite. See Pyroxene. 



Ouralorthite. See Allanite. 



Outremer. See Lapis lazuli. 



Ouvarovite. See Garnet. 



Oviform limestone. .See Calcite. 



Owenite. See Thuringite. 



Oxacalcite. See Whewellite. 



Oxalate of ammonia. See Oxammite. 



Oxalate de fer. See Humboldtine. 



Oxalate of iron. See Humboldtine. 



Oxalate of lime. See Thierschite. 



Oxalite. See Humboldtine. 



Oxalsaures eisen. See Humboldtine. 



Oxammite, Shep. (NH4).;C204. Ortho- 

 rhombic. Guanapite, Ealmondi ; ox- 

 alate of ammonia. 



Oxiiaverite. See Apophyllite, 



Oxide blanc d'antimoine. See Valen- 

 tinite. 



Oxide chromique. See Chrome ochre. 



Oxide de cobalt rouge. See Erythrite. 



Oxide de manganese couleur de rose. 

 See Ehodochrosite. 



Oxide de manganese prismatique. 

 See Manganite. 



Oxide de manganese pyramidal. See 

 Hausmannite. 



Oxide de mercure sulfure rouge. See 

 Cinnabar. 



Oxide de zinc manganesiffere. See 

 Zincite. 



Oxide noir de manganese. See Wad. 



Oxide of antimony. See Valentiuite 

 and Cervantite. 



Oxide of antimony, sulphuretted. See 

 Kermesite. 



Oxide of arsenic. See Arsenolite. 



Oxide of bismuth. See Bismite. 



Oxide of cerium. See Cerite. 



Oxide of cerium, silicious. See Cerite. 



Oxide of chrome. See Chrome ochre. 



Oxide of cobalt. See Wad. 



Oxide of cobalt, black. See Wad. 



