70 
NEW YORK 
STATE MUSEUM 
PUTNAM 
210 
LOCALITY 
Southeast 
Tilly Foster mine 2m. n.w. Brewster... 
SPECIES 
chondrodite.... 
clinohumite.... 
dolomite....... 
serpentine..... 
Prucites. 4 1c 
enstatite....... 
clinochlore..... 
prochlorite..... 
biotite......... 
amphibole..... 
pyrrhotite ..... 
fluorite........ 
albite naan 
epidote........ 
titanite........ 
hydrotalcite.. . . 
calcite.......-. 
datolite........ 
stilbite...... fore 
prehnite....... 
apophyllite. oe 
tourmalin...... 
molybdenite.... 
pyroxene...... 
DESCRIPTION 
deep red crystals, highly “modified 
oc 
“ 
dodecahedral crystals and massive 
pseudomorphs in many forms..... 
erystallized and pseudomorph after 
dolomite 
fe ee et we ee tw wee ewe eee ee 
small crystals................... 
transparent greenish crystals often 
‘'tiwinned |: «ohana one eee 
white fibrous............- Pa ees 
scalenohedral and nail head types. 
oil-green dodecahedral crystals... . 
‘QUEENS 
The rocks of this county are deeply covered with drift and artificially 
