Mineralogy and Geology. 425 
IL. Mineratoey anv Geoxosy. 
New te of Idocrase, Anorthite? and Motybdenite ; by 
Pa J. Hw , (communicated for this Journat.)—During the 
) a th covered a new Se very interesting locality of 
Pitas ‘It is in the n of Sanford, about 
ells railroad jut and about one mile east 
setae of hc and a few see of what wil ere prove to 
Since, this discovery, further exploration has Sesame to light more 
perfect and ape crystals in white quartz, in the same field, ata 
Beaakes of of a few 
By the action cy an 7 hele: ‘the exrbonat of lithe has been removed 
from several masses, and the er tals of idocrase uncovered Lae 
| one crystal that was- dud hr broken, is now tw 
Tf tnt dene in diametér, and four and a half in oe : 
and there I found molybdenum and epidote.in the 
have revaned the well known loéality of ‘beryls at Rovalet on, and 
is spot I think may now be said to abe 
_ During these operations, I found four erfatl of feldspar Aon 
1ZE auti 
is was unfortunately broken in the attempt to disengage it; the ter- 
Bene n of ten inches in length, was however remoyed ie 
“s 
en 
for windows in place of a ee 
ica ori nace os Ho rand (in a letter to Prof. Sinuiman 
from T. H. Fercus, dated Westchester, Pa.)— —In an examination of the: 
55 
Sxconp Senses, Vol. VI, No. a Nor * 
