134 



BULLETIN 33, UNITED STATES NATIONAL MUSEUM. 



Potasse nitratee. See Nitre. 



Potasse sulfatee. See Aphthitalite. 



Potash alum. See Kalinite. 



Potash copperas. See Copiapite and 

 Jarosite. 



Potash feldspar. See Orthoclase. 



Potash harmotome. See Phillipsite. 



Potash mica. See Muscovite. 



Potash muriate. See Carnallite and 

 Sylvite. 



Potash nitrate. See Nitre. 



Potash sulphate. See Aphthitalite, 

 Misenite and Taylorite. 



Potassium chloride. See Sylvite. 



Potstone. See Talc. 



Potters' lead ore. See Galenite. 



Potters' ore. See Galenite. 



Poudre d'argent. See Mica. 



Poudre d'or. See Mica. 



Pounxa. See Borax. 



Pozzuolana. Puzzolana; puzzolano; vol- 

 canic ash ; volcanic sand. 



Prase. See Quartz. 



Prasem. See Quartz. 



Praseo. See Quartz. 



Praseolite. See Fahlunite. 



Praseolith. See Fahlunite. 



Prasilite, Thomson. A chloritic mineral. 



Prasinchalzit. See Pseudomalachite. 



Prasine. See Pseudomalachite. 



Prasius. See Quartz. 



Frasochrome, Landerer. 



Precious beryl. See Beryl. 



Precious garnet. See Garnet. 



Precious opal. See Opal. 



Precious serpentine. See Serpentine. 



I'redazzite Petzholdt. 2CaC03. Mg(OH).. 

 Mixture of calcite and brucite (?). 



Pregrattit. See Paragonite. 



PREHNITE, n'erner. H2Ca2Al,(Si04)3. 

 Orthorhombic. ^delite, iralm. ; 

 anhydrous prehnite, jrhitney, axo- 

 tomous triphane spar; bostrichites, 

 TValkei ; chiltonite, Emmons ; chlor- 

 astrolite, Jackson; chlorastrolith ; 

 chrysolite, Sage; chrysolithe du Cap, 

 de Lisle; coupholite, Dela. ; edelite, 

 iralm. ; ^meraude dn Cap, Piochon ; 

 gibsouite, Haxd. ; halb zeolith, Est- 

 ner; iacksonite, Whitney; koupholite, 

 Dela. ; prehnite conchoid e, H. ; schorl 

 en gerbes, Schreiber; uigito. Meddle; 

 z^olitho verdatre, von Born ; zono- 

 chlorlte. 



Prehnite conchoide. See Prehnite. 



Prehnitoid. See Dipyre. 

 Preunnerite. See Calcite. 

 Prian, Cornish, A soft white clay, Pnjan. 

 Pribramite. See Gothite.. 

 PRICEITE, Silliman. CaO : B.O3 : HiO : : 



19 : 23 : 36. Lime borate ; pander- 

 * mite, i'o»>i Bath. 

 Prilepite. See Allophane. 

 Prismatic amblygon spar. See Am- 



blygonite. 

 Prismatic ammoniac salt. See Mas- 



cagnite. 

 Prismatic andalusite. See Andalusite. 

 Prismatic antimony. See Dyscrasite. 

 Prismatic antimony baryte. See Valen- 



tiuite. 

 Prismatic antimony blende. See Ker- 



mesite. 

 Prismatic antimony glance. See Syl- 



vanite. 

 Prismatic arseniate of copper. See 



Olivenite. 

 Prismatic arsenical pyrites. See Ar- 



senopyrite and Leucopyrite. 

 Prismatic arsenious acid. See Claude- 



tite. 

 Prismatic augite spar. See WoUaston- 



ite. 

 Prismatic axinite. See Axinite. 

 Prismatic azure malachite. See Azur- 



ite. 

 Prismatic azure spar. See Lazuli te. 

 Prismatic bismuth glance. See Bis- 



muthinite. 

 Prismatic black tellurium. See Nag- 



yagite. 

 Prismatic boracic acid. See Sassolite. 

 Prismatic borax salt. See Borax. 

 Prismatic brithyne salt. See Glauber- 



ite. 

 Prismatic calamine. See Calamine. 

 Prismatic cerium ore. See Allauite. 

 Prismatic chrysolite. See Chrysolite. 

 Prismatic cobalt mica. See Erythrite. 

 Prismatic copper glance. See Chalcu- 



cite. 

 Prismatic copper mica. See Chalco- 



phyllite. 

 Prismatic corundum. See Chrysoberyl, 

 Prismatic cryone haloid. See Cryolite. 

 Prismatic disthene spar. See Cyanite. 

 Prismatic dystome spar. See Datolite. 

 Prismatic emerald. See Euclase. 

 Prismatic emerald malachite. See Eu- 



cliroite. 



