84 



BULLETIN 33, UNITED STATES NATIONAL MUSEUM. 



ILVAITE, Steffens. HCaFe".2Fe"'Si209. 

 Orthorhombic. Diprismatic iron ore, 

 Mohs; fer calcaire-siliceux, H. ; fer 

 eiliceo-calcaire ; jenite, French; lievr- 

 ite, Wern. ; wehrlite, voti Kob. ; yenite, 

 LelUvre. 



Imperfect corundum. See Corundum. 



Impure quartz. See Quartz. 



Impure topaz. See Quartz. 



Indlanaite. Near Halloysite. 



Indianite. See Anorthite. 



Indian topaz. See Topaz. 



Indian red, Eoioney. Fe4"'(Si04)3. 



Indicolite. See Tourmaline. 



Indicolith. See Tourmaline. 



Indigo copper. See Covellite. 



Indigolith. See Tourmaline. 



Indivisible cerium ore. See Cerite. 



Indurated talc. See Talc. 



Inflammable cinnabar. See Idrialite. 



Inflammable luft. See Hydrogen. 



Infusorial earth. See Opal. 



Inolite. See Calcite. 



lodargyre. See lodyrite. 



lodargyrite. See lodyrite. 



lode. See Iodine. 



Iodic mercury. See Coccinite. 



Iodic quicksilver. See Coccinite. 



Iodic silver. See lodyrite. 



Iodide of magnesium. Mgl2. Isometric, 

 lodure de magnesium. 



Iodide of sodium. Nal. Isometric. lodure 

 de sodium, Berz. 



Iodide of sine. lodure de zinc ; zinc 

 iodide. 



IODINE. L Iode;jod. 



lodinsilber. See lodyrite. 



lodite. See lodyrite. 



lODOBROMITE, von Lasaulx. 2 Ag(Cl 

 Br). Agl. Isometric. 



lodquecksilber. See Coccinite. 



lodsilber. See lodyrite. 



lodure de magnesium. See Iodide of 

 maguesium. 



lodure de mercure. See Coccinite. 



lodure de sodium. See Iodide of sodium. 



lodure de zinc. See Iodide of zinc. 



lODYRITE, Dana. Agl. Hexagonal, 

 lodargyre ; iodargyrite, Eamm. ; iodic 

 silver, Phillips ; iodin silber, Mohs ; 

 iodite, B. and M. ; iod-silber, Germ. ; 

 iodure d'argent, Vauquelin ; jodargyr- 

 ite; jodit; jodsilber; plata cornea 

 amarilla, Domeyko ; eilver-iodobro- 

 mide. 



loguneit. See Scorodite. 



lOLITE, Phillips. (Mg Fe).2Al4Si50i8. 

 Orthorhombic. Awialite ; cordierite, 

 Dufr. ; dichroit, Cordier ; fahlunite 

 dure ; hard fahlunite, Bet'z. ; iolithe, 

 H. ; jolith; luchs sapphire; lynx 

 sapphire; peliora, Wern.; persberg- 

 ite ; polychroite; prismatic quartz, 

 Mohs; pyrallolite, Phillips; saphir 

 occidental, Fr. ; sapphire d'eau, Fr. ; 

 Spanischer lazulith, von Schlott; 

 steinheilite, Gadolin ; steinhailit ; 

 wassersaphir. Germ. 



lolite, hydrous. See Fahlunite, Finite 

 and Cataspilite. 



Iolithe. See lolite. 



Iolithe hydratee. See Fahlunite, Finite, 

 and Cataspilite. 



lonite. Fossil Hydrocarbon, from Amador 

 County, Cal. 



Iridescent copper pyrites. See Boruite. 



Iridescent quartz. See quartz. 



Iridium. See Iridosmiue. 



Iridium osmine. See Iridosmiue. 



Iridosmine, rhodiferous. See Iridos- 

 miue. 



Iridosmiue, rutheniferous. See Iridos- 

 miue. 



IRIDOSMINE, Necker. IrOs. Hexago- 

 nal. Alloy of iridium and osmium, 

 Wollast. ; iridium osmine, H. ; iridos- 

 mine rhod., Dev. ; iridosmine rnthen., 

 Dev. ; iridosmium, Haus. ; native 

 iridium, Jameson ; osmide of iridium ; 

 osmiridium ; osmiridium duukles ; 

 osmiridium lichtes; osmium iridi- 

 f ere ; osmium iridium, Leonh. \ osmi- 

 ure d'iridium; rhombohedral iridium, 

 Mohs. 

 Newjanskite, Haid. 

 SissERSKiTE, Raid. ; sysserkit. 

 Irite, Herm. 



Iridosmium. See Iridosmine. 



IRIDPLATINE,-Sya«. Ptlr4. Isometric. 



Iris. See Quartz. 



Irite. See Chromite and Iridosmine. 



IRON. Fe. Isometric. Acier volca- 

 nique;ei8en; eisen, tellurisches ; fer; 

 fer aciereux ; fer de Pallas ; fer m6- 

 tdorique; fer natif; gediegen eisen, 

 JFern. ; kamacite; meteoreisen, Haus.; 

 meteoric iron ; native iron ; octahe- 

 dral iron, James. ; partschite, Shej). ; 

 sideroferrite ; tellureisen ; sidero- 

 graphite. 



