OF ONE MINERAL. 
1)9 
112. Part of a Lode worked for 
Tin, the tin-stone being the only 
metallic substance. 
St. Austell Hill Mines, St. Austell, 
Cornwall. 
113. String of Galena, in 
Greenstone. 
Llyn Pen-craig Mine, Bettws-y- 
Coed, Llanrwst, North Wales. ' 
Shelf V. 
114. Cubic crystals of Galena, 
dispersed through a part of the 
lode. 
Nant-y-Creiau Mine, near Aher- 
ystwith, Cardiganshire. 
Presented by R. Bincks. 
115. Galena, associated with 
Magnetic Iron Pyrites. 
Smittergill Head, Aldstone, Cum¬ 
berland. 
116. Blende and Galena. 
Nant-y- CreiauMines, Aberystwith, 
Cardiganshire. , 
Presented by R. Bincks. 
117. Galena, in isolated cubic 
crystals. 
Bettws-y-Coed, North Wales, 
118. Branch of Tin-stone, or 
Peroxide of Tin, traversing Gra¬ 
nite. 
Trevadoe Mine, Worleggan, 
Cornwall. 
Presented by Captain Richard. 
119. Branch of Peroxide of 
Tin, partly crystallized. 
. Wheal Pye, St. Agnes, Cornwall. 
120. String of Tin-stone and 
disseminated Tin Ore, in granite 
rock. 
St. Austell, Cornwall. 
Presented by Sir H. T. Be la Beche. 
121. Calcite, or Carbonate of 
Lime, well crystallized as trihedral 
prisms in a vuggy cavity in the 
Lead Lode of Huel Wrey^ near 
Liskeard, Cornwall. 
Shelf VI. 
122. Coating of Iron Pyrites, 
on part of a copper lode. 
Wheal Gwennap, Cornwall. 
Presented by Sir H. T. Be la Beche. 
123. Vein of Tin-stone, in 
Gneiss. 
Geyer, Saxony. 
124. String of Argentiferous 
Galena, with Zinc Blende. 
Mexico. 
125. Crystallized Galena, 
part of a rich bunch of lead in 
limestone. 
South Wales. 
126. Veins of Galena, in Sand¬ 
stone. 
Grassington Lead Mines, near 
Skipton, Yorkshire. 
Presented by the late Captain S. Eddy. 
Shelf VII. 
127. Mine Tin Ore, the con¬ 
stituents being white Quartz, 
black Cap el, and a rich proportion 
of Oxide of Tin. 
Charlestown Mines, St. Austell, 
Cornwall. 
Presented by Captain Barratt. 
128. Large portion of a Copper 
Lode, exhibiting the manner in 
which the Copper Pyrites is 
mingled with the other contents 
of the lode, and illustrating the 
mode of occurrence in many lodes 
in Cornwall. 
Great St. George Mine, Perran- 
zabuloe, Cornwall. 
Presented by Henry Humphries. 
129. Junction of a Copper 
Lode and Granite Wall, the sepa¬ 
ration being very distinct. 
Wheal Jewel, Gwennap, Corn- 
waE. 
Presented by the late John Williams. 
G 2 
