264 Scientific Intelligence. 
Il. Mineratocy anp GEoLoey. 
On a locality wt — of Strontian ; by Prof. O. Root— 
This interesting mineral has recently been found in the rocks of the 
Clinton group in Oneida ‘Co., N. Ys it there occurs in geodes associa- 
ted with the sulphate of — The carbonate occupies the outer 
part of the geode and e aides the sulphate; in some instances It 
forms a white coating spread upon the blue crystals of sulphate, making 
very edt cabinet specimens. ‘The sulphate of strontian associated 
with carbonate of iron, calcareous spar, quartz crystals and sulphate of 
barytes, has Jong been Anown from the rocks of the Clinton and Niagara 
groups, but the ‘carbonate, although ascribed to these rocks under bary- 
ages has heretofore nee been found by collectors. 
Clinton, N. ¥., Jan. 9, 1852 
2. Ber n Grafton, N. H.; by Prof. O. P. Hussarp, (commu © 
are Hl this Journal. The highlands between the Merrimack and 
e Connecticut rivers contain remarkable granitic veins of great 
width and miles in lengt 
“At one A. these veins in n Acworth and Alstead, mica is wrought eX- 
mountain, and largely, as is well — i a vein in Grafion at 
Glass Hill, two miles south of Ora 
pence of notice and pete s in alk and nat any examp ps : 
5 ea i that [ have met with. I arranged to have the one © 
scri as No. 1, taken from the rock; but the means mabe 
gi sabia, and as the structure of the crystal was clos 
it was ruined ; another season under better ee an attempt wil 
. made, ae I soe successfully, to take out No. 
round the beryl, fig. 1, (which La 
~ ponihe side S,) had been removed so 
all its dimensions. It lay at an 
pte of 45°, dipping south, and was four 
feet and three inches long. The rocky 
ve the 
mould extended two feet abo base or 
upper extremity of the crystal, and the 
diameter was -two feet al was 
was quite regular in form, and the uy —— 
four feet prismatic and diminishing i in dia 
r 
of the base 1:10, the average of the e prism. For the cman 
and a quarter feet, it was distinctly pyramidal, and about fout ri 
ameter at the apex. Some portions of the erystal were gee 
ee 
che 
