Miscellaneous Localities of Minerals. 298 
tee ware 
Pla pike road. 
during ed ee war, purified, ae 
By many it was considered equal, if no 
‘superior, to the Spanich Brown, and was much sae 
Substitute for i it. Itis ofa brownish red, and bloo a 
our, easily reduced to powder, and is so pure as to 
but little preparation previous to being employed.. : 
14, Amethyst,* in small quantities, at »,00 t 
near the ferry. Many ahs the paenctnely 
el he lour is 
beautifu 
ts of 
rent shades, some 
k here is a coarse 
‘contains hem 3 is arene + water, 
Prondence, RL, March 29, 1824. 
Additional Communication in a Letter to the Editor, da- 
ged: June 
i Great quantities 6 oe ue the 
in a few weeks | 
ice. 
sae in detached pieces, and also in large eg of 
tee traversing a granite rock in a state of decomposition. 
S is the prevailing rock at the locality, and all of the 
There i found in it, appear to be confined to quartz.t 
- here is but little doubt that this will prove an ipa pores 
: 3 i age 
* This his locality of Amethyst was. ne ationed in our last Nan 
Suthority of Professor We are 
Visited fae De Wolfe, but afterwards Mr. 
‘pent a day in the research, and brought ae << hl 
__ t Professor Adams sa , Bere al Five 9 Ht re 
1a of quarts;” but this is a mistake. 
et with in other parts 
g thers. have been dis- 
rosea ita the he roekeeapesally hat part tof it which contains 
aras ie ge to judge, it is confined to the quartz alto- 
‘ atti fen mle as lige the a me thyst 
