T. S. Hunt— Notes on Gran 



tioned as a confctituent of these veiii>. 



occurs ill one dt Albany, Maine. To tli 



\>\\ W ci'lded the raic hpecics nopliehne 



I h.ue long been known m bouldc 



IcPolitc ^\ltil white orthoclase aiu 

 'ti( vein twenty feet in breadth, 

 ( -t part of Litchfield, Maine. 



ol this region. The> are aKa n 

 f' - small fi^puies m which ih 

 I -I 1\ crystalline orlhoch^se, '?niok\ 

 on Examples of this aie seen n 

 d Xew Rrun-^wicls and Mt Ln 

 _uvn feld^nir of Cm^c Ann M i- 

 l'lteandlepl(h>^lchnc^^^th/lI(.>n 



which are partially lilled b\ ia<iiatin2f pii-iu'^ oi black touima 

 hne. accompanied"' with quaitz and albitc cn^tals and more 

 rarely small octahedron"^ oi purple fluonne The enclo-irig gran 

 itc i-. composed of deep red orthoclase, A\itii -mall iioitum- ot 

 a white triclinic feldspar, smoky quaitz and black mica Ihe 

 conditions seen at this place recall thedt-ciiption ol the t mon. 

 locality of feldspars, etc , at Fariolo near Ba^uio m iS.ntlKrn 

 Italy. The rock, described as a granite lescmbles m a spici 

 men ])efore me, some ot the mtru^'ue gianites of ^c^^ Bmns 

 ^ick, and contains a pink and a white feldspar, ^Mth a little 

 black mica. It includes ^ ein^ of giaphic granite, and abo si)he 

 roidal masses, which difter m texture fiom the ma^s oi tlieiock 

 and present geodes of considerable size, hned vxith line huge 

 red and white crystals of orthoclase, accompanied tn albite epi 

 dote, quartz, fluorine and a greenish mica (or chlorite) all ot 

 which, according to Fournet are ^o mingled and interlocked as 

 to show that they are of contemporaneous 0112111 1 o the-e ai e 

 to be added, as occurring in the geodes prehnite ealcite In a 

 hte and specular iron. The oithoc lase cr\ -tak often ha\ e a( h t 



