DIP AND STRIKE OF STRATA. 
611 
Kind of rock. 
LOCALITIES. 
ESE 60® to vertical .. 
Gneiss and limestone with 
other rocks, granite, au- 
■■ !, hornblende, etc. 
rneiss and hornblendic 
rocks, and the magnetic 
iron ore of the Phillips 
The. 
Phillipstown, at Phillips mines, and the various mines 
on that vein. Vide pages 661 to 565, of this vo¬ 
lume. 
About NNE .. 
do 
do 
NNE..... 
Northeasterly.. 
NW ..... 
NNE. 
do .... 
Confused, in 
places high 
ESE 40® to 90® .. 
Limestone of the i 
as that of Annville, Tn 
Westchester county 
Limestone,verd antique, etc. 
Gneiss, hornblendic gneiss 
and granite 
Gneiss, hornblendic gneiss, 
granite, sienite 
Gneiss, pyritous gneiss, au- 
N 30° E . 
N 60° E . 
N 40® E . 
N 46® E . 
N 35° E . 
Eastward, often verti¬ 
cal 
Eastward, high angle . 
Eastward 1... 
gite 
Gneiss, with beds of granite, 
augite, hornblende, lime¬ 
stone, serpentine, and 
diallage 
Limestone, colored with 
pentine, and containing 
plumbago: and a bed of 
grey augite is on the north 
Gneiss, granite, augite, lime¬ 
stone, garnet rock, etc. 
Granular quartz, slaty .... 
Gneiss..... 
Hustis’s quarry, Phillipstown, five miles from Cold- 
springs, and one-fourth mile east of the postroad. 
At the point, at Coldsprings. 
Constitution Island, opposite West-Point, 
Prom Gouverneur’s cove to Mine point, on the left 
Bank of the Hudson, Phillipstown. 
Mine point” to “Cotton rock,” on the left bankot 
the Hudson, Phillipstown. 
do 
North, 10® or 12® west 
Vertical .... 
Felspathic gneiss .... 
Gneiss, thick bedded and 
obliquely laminated 
Limestone containing grains 
of magnetic oxide of ‘— 
From “ Cotton rock ” to Serpentine point, and on to 
Anthony’s-nose point. 
Peekskill hollow, near Bradley’s ore beds, ten miles 
northeast of Peekskill. 
Jared Crane’s quarry, two and a half miles northwest 
of Somerstown plains (Cassels). 
Between Mahopack pond and a small pond east of it, 
in the road. 
Howard’s quarry, on Breakneck mountain, near An- 
thony’s-face point. 
Phillips’s quarry east of West-Point. 
DUTCHESS COUNTY. 
NNE .ESE 10° to 15® 
NNE ........ 
NNE toN .... 
WNW’^. 
Northward.... 
Eastward and 
westward 
Northward .... 
Northward and 
range east of 
the Indian 
pond ore bed 
Northward .... 
do 
Grit, called greywacke ... 
Nearly vertical. 
ESE 10® to 20®..... 
ESE 8° to 10° to 90° i 
NNE.. ( 
Nearly horizontal ,.. 
Slightly westward .,. 
Slightly northward .. 
Eastward high angle. 
Grits, slates, and slaty grits 
Whitish limestone. 
Eastward 60° or 70° .. 
.. [Eastward 30° to 45° 
Fishkill, three-quarters of a mile from the village, on 
postroad. 
At Wappinger’s creek, at the crossing of postroad. 
On the postroad one mile north of the above locality. 
Between Rhinebeck and Redhook. 
Two and a half to three miles north of Amenia. 
One-half mile west of the preceding. 
Three and a half or four miles west of the preceding. 
On east side of the above valley. 
On east side of the outlet of Indian pond. Vide PI. 
"9, fig. 6. 
White limestone, mica slate 
and limonite 
Mica slate ........ 
Mica and talcy slate 
Indian pond ore bed, edge of Connecticut near Dutch¬ 
ess. Vide PI. 23, fig. 1. 
Mountain north of Leedsvllle. 
Amenia ore bed, near village. Vide PI. 23, fig. 2, 
* Had no compass at that ti 
