68 



BULLETIN 33, UNITED STATES NATIONAL MUSEUM. 



Fkisserde. Sec Fluorite. 



Flussspath. See Fluorite. 



Fliissyttrocalcit. See Yttrocerite. 



Foaming earth. See Calcite. 



Foliated arseniate of copper. See Chal- 

 copliyllito. 



Foliated black manganese ore. See 

 Ilansmanuite. 



Foliated coal. See Mineral coal. 



Foliated copiapite. See Coxnapite. 



Foliated tellurium. See Nagyagite. 



Foliated zeolite. See Heulandite. 



Fontainebleau limestone. See Calcite. 



ForhesUe. (Ni, Co),As207+8 liiO. Crys- 

 talline. Arseniate of nickel and co- 

 balt; chauaralite; hydrous bibasic 

 arseniate of nickel and cohsklt, Forbes ; 

 nickel tribasic arsenate. 



Forcherite. See Opal. 



Foresite. Si^e Stilbite. 



FORSTERITE, icy*/. Mg2Si04. Ortho- 

 rhombic. Peridoto bianco, Scacchi : 

 white chrysolite; white olivine. 

 BoLTO>:iTE, She}). 



Fortification agate. See Quartz. 



Fossil caoutchouc. See Elaterite. 



Fossil carbon. 



Fossil copal. See Succinite. 



Fossiles erdharz. See Elaterite. 



Fossiles harz. See Krantzite. 



Fossil farina. See Calcite. 



Fournelite. See Tetrahedrite. 



Fournetite. See Galenite. 



Fov\rlerite. See Rhodonite. 



Francolite. See Apatite. 



Frankenburg corn-ears. See Chalcocite. 



FRANKLANDITE. H2Na2Ca(B02)6-|- 

 11,0. 



FRANKLINITE, Berth. (Fe, Mn, Zu) 

 FC2O4. Isometric. Dodecahedral iron 

 ore, Mohs ; isophane, Berih. ; siderite 

 zinciffere ; zinc oxide ferrif^re, Haihj. 



Fraueneis. See Gypsum. 



Frauenglas. See Mica. 



Fredrlcite. See Tennantite. 



Freibergite. See Tetrahedrite. 



FREIE3LEBENITE. 5 (Pb, Agi:)S. 2 

 SbjSs. Mouoclinic. Antimonial sul- 

 phuret of silver; argent gris antimo- 

 nial, de Lisle; argent sulfur^ antimo- 

 nifere et cuprifero, Levy, argent sul- 

 fur6 plombift;ro ; delislite, Leymeric ; 

 donacargyrite, Cha}). ; dunkles weiss- 

 giiltigerz, Klapr. ; silver gray ; mine 

 d'autimoine grise tenant argent, (7e 



FREIESLEBENITB — Continued. 



Lisle ; mine d'argent grise antimonial ; 

 peritomous antimony glance, Mohs; 

 schilfglaserz, Frcies. ; schwefelsilber ; 

 silber und antiraou; •ilver antimony 

 sulphuret; sulphuret of silver and 

 ^utimouy, Frcies. 



French chalk. See Talc. 



Frenzelite. See Guanajuatite. 



Freijalifc. SiO„ ThOc, Ce304, HjO, etc. 



Friable lithomarge. See Kaolinite. 



FRIEDELITE. H,Mu4(Si04)3. Hexag- 

 onal. 



FRIESEITE. AgoFesSs. Orthorhombic. 



Frigidite. See Tetrahedrite. 



FRITZSCHEITB. MnU,PiOio+8 H^O. 

 Orthorhombic. 



Frugardite. See Vesuvianite. 



Fuchsite. See Muscovite. 



Fulgurite. See Quartz. 



Fuller's earth. See Smectite and Kaolin- 

 ite. 



Fullonite. See Goethite. 



Funkite. See Pyroxene. 



Fuscite. See Wernerite. 



Fu.sible hornstone. See Orthoclase. 



Fusible quartz. See Orthoclase. 



Gabbro. See Amphibole. 



Gabbrorosso. See Serxientine. 



Gabronite, Schumacher. Altered Werner- 

 ite. 



Gadolin. See Gadolinite and Allanite. 



Gadolinite. See Allanite. 



GADOLINITE, Klcqn: Be2(YO)2Fe(Si 

 04)2. Mouoclinic. Gadolin ; prismatic 

 gadolinite, Mohs; schwarzer zeolith, 

 Geijer; silicate of alumina, oxyd of 

 iron and a new earth, Gadolin', 

 ytterbite, (fadolin ; yttrite. 



Gsbhardite. See Muscovite. 



Gagat. See Mineral coal. 



Gagates. See Mineral coal. 



Gahnite. See Vesuvianite. 



GAMNITB, von Moll. ZnAl.204. Isomet- 

 ric. Octahedral corundum, Mohs; 

 spinelle zincifere, H.; spinellus su- 

 perius, Breit.; zinc spiuel. 

 AuTOMOLiTE, Fkcberg.: (Zinc gahnite). 



Automalite, Xicol; automolith. 

 Dysluitj:, Eealing. (Ziuc manganese 



iron gahnite.) 

 Kreittoxite, v. Rob. (Zinc iron gahn- 

 ite.) 



Galactite. Sec Natrolite. 



Galaktit. See Natrolite. 



