
          No. 11 Recd. March 29th
by D Grant

Boston 20 Decr 1840

My Dear Sir,
When I had the pleasure of seeing you
here you were kind enough to say that you could procure for 
me some of the minerals of your State, particularly those of
Bergen Co, although it is a liberty I am unwilling to take of
reminding you, yet being this winter engaged in minerological
chiefly crystalographical pursuits, they would be of much service
to me, I trust therefore you will excuse my so doing. Could you
also pursue in the way of procuring through Mr. [Frederick] Hall or any
other person some of the minerals from Rossie particularly Carbonates
of lime (crystallized) phosphates of lime if possible with [termination?]
zircon or others. Souls desire small well refined specimens
the large sized so much prized by others would be only broken by me
to extract the best Crystals. I should be glad either to purchase
at moderate prices or exchange for others. I do not know
whether you have been informed that Dr. C T Jackson has found this
in considerable quantity as Jackson Village New Hampshire. I have
hither to doubted its existence in N Ama [North America] never having met with 
any one who could authentically state having seen specimens
I have some of it both massive & Crystallized. He has also
found a mineral evidently new containing a large proportion of

[margin: from the J.J. Crooke Collection]

        