Mineralogy, Geology, &c. 5S 
into a milk-white enamel, and besides it is entirely too soft 
for chrysobery].” 
In reply to Dr. Torrey, we remarked, ee we imagined 
the mineral examined by Professor Ger 
the erystalized chrysoberyl of Haddam, whens character we 
suppose to be unquestionable. We suggested, that it might 
be a compact granular mineral, occurring in the same rock, 
and which we suppose ma be beryl in mass 
Dr. Torrey again writes that he believes the mineral 
which he sent to Professor Germar, was not crystalized : 
that the latter remarked, it should perhaps be called gran- 
ular beryl, and that it is doubtless the massive mine: to 
which we alluded. 
Fae a peonalres bes ie mentioned in this eed 37, that os 
‘t so recently found e 
would. eae oor that there is a locality of it in Fladdam, 
east of the river, and different from the one coats visited. 
We had specimens from Dr. Dart, two or three years ago, 
but cannot name the precise spot. 
Plumbago from North Carolina.—It is of a very fine 
quality, and appears well adapted both for crayons and 
pots. It occurs a few miles north of Raleigh, and exists in 
cronies. a has long been used in the vicinity = a 
pigment. e are indebted for this information to 
Hon. Judge yweaats of the Supreme Court of the United 
States; and also for the most beautiful yellow ochre, from 
the waters of the Oconee in Georgia, and for a handsome 
fine grained greyish white marble well polished. This is from 
of Br oad River in South Casdlina: Rohe. 
last are abundant. 
hocmad of iaisk: compact specimen, said to be chro- 
mat of iron, has been handed to us by John Wales, ksq. It 
is from gton, Delaware, but not haxio® se ent it 
ly, we cannot answrer for its genvin fa oye 
Micaceous Fron—Oi extreme beauty, is eae aks 
from Northamp' It has a high lustre, and is contorted 
with delicate xions, as. if it had lain between the layers 
of mica slate, which we ume must have been the fact. 
Dr. Hunt and Mr. W. C€, Dwight of Northampton, have 
