On the Tertiary Formations of the Hudson. 227 
fading the country people, on whose lands minerals are} fre- 
quen tly found, by giving vague and equivocal 7 oe “A 
their numerous questions, prompted by ape or sus 
cion of the views of the collector. If the real value of 
mineral, and the design for which it was “OUUaNbM wef 
plainly and candidly told them, by all visiters and collectors, 
they would soon believe they had not been design e- 
ceived, and that the minerals were not obtained for the pur- 
pose of extracting silver or gold from them, and the disposi- 
tion to endeavour to extract either silver or gold from the col- 
lectors would give place to that generosity and dene 
which would not only be a oe to themselves, but to’ th 
community in which sro be 
vidence, Oct. 11, 1825. . : chins. 
western states. 
S. ROBINSON. . 
yt 
Ant, V.-On the Sertlerg: Bbrniationsimi>the toldehel of th 
Hudson rivers By Joux Fixen, F. B. as &er bs 
a 
Dourine an excursion up ihe North river, a few: ‘ints: 
since, | observed some formations which ma bably be 
classed with the tertiary strata of Europe. They may be ° 
- traced, on one or both sides of the river, from near West : 
Point, to the city of Troy, and probably extend much further 
to the North; in width they vary from one to'fifteen miles,- 
The accompanying sketch represents their appearance 
at Hyde Park, near Poughkeepsie. The basin in which’ they 
are deposited, is form by ; 
Transition Clay Slate, with strata inclined at an angle’ of - 
35 to 45 degrees: the lamin of the slate form an angle af 
