Localities of Minerals. 247 
3. Black Fluate of Lime, in Huron county, Ohio. 
4. Gibbsite, of Torrey, on iron ore, at Lenox. Emmons. 
5. Limpid Quartz, at Newport, N. Y. ninety-five miles 
north-west of Albany. The crystals are perfectly transpa- 
rent, and terminated by pyramids at both extremities. The 
largest that I have been able to procure is about an inch 
long and about three fourths of an inch in diameter. These 
specimens, together with those from Fairfield, which exact- 
ly resemble them, are the most beautiful rock crystals that I 
hae ever seen. 
- Blue Quartz, in amorphous masses, at Cummington, 
Bridgewater, Pembroke and Marshfield. 
. Rose Quartz, beautiful, and in considerable quantities, 
ina tiadge at the east part of Chesterfield. 
rised Quartz, in large quantities, at Chesterfield. Its 
colors, which are generally red, yellow or orange, and very 
delicate, seem to arise from a thin coat wes metallic oxid on 
he surface of the specimen, or in its fiss 
9. Milky Quartz, at Abington, the “cavnias frequently 
lined with crystals. 
10. Greasy Duarix, at Plainfield. 
11. Arenaceous Quartz, at Plainfield and Cummington, 
ea in large masses. It is sometimes burnt and pulverised 
or san 
13, Stalactical Quartz, at some falls in a brook in Middle- 
field. The crystals, which are small and have a slight 
tinge of red, are formed on serpentine, evidently in a man- 
ner similar to that of — The specimens are singu- 
me beautiful. mo 3 
3. Amethyst, a anes crystal of a delicate purple, dis- 
come at Abing 
14, Fetid on z, at Cummington 
15. Chalcedony, at Middlefield. It is of a milky or sod~ 
dish aoe with blood-red spots. e cavities are lined 
with the most minute and beautiful crystals, which are 
sometimes blood-red, but generally white or bluish. Em- 
mons. 
16. Opal, at Middlefield. It is covered with small erys- 
tals, —s ect is white, slightly tinged with blue or yel- 
ow. 
Em 
27. Dacistand: at Middlefield. Emmons. 
