OF MINERAL. 
97 
Slielf y. 
72. Strings of Tin Ore, travers¬ 
ing granite. 
Ballesicidclen Mine, St. Just, 
Corniuall. 
73. Strings of Cassiteeite, in 
El van. 
St. Agnes, Cornwell. 
74. Strings of Cassiterite, tra¬ 
versing Slate. 
Polherro, St. Agnes, CormcalL 
Presented by J. S. Enys, F.R.S. 
75. Part of a lode of G- arena. 
Lisburne Mines, Aberystwith, Car¬ 
diganshire. 
Presented by the late Captain J. Eddy. 
76. Cassiterite, disseminated 
in Granite. 
Tin Lode, AToi'ley Clay Works, 
Plympton, Devoti. 
Presented by the late Dr. Buckland. 
77. Cinnabar (Sulphide of 
Mercury), occurring in strings in 
micaceous slate. 
Ripa, Tuscany. 
Shelf VI. 
78. Copper Pyrites, dissemi¬ 
nated in strings in Granite. 
Huel Vyvyan, Constantine, Corn¬ 
wall. 
79. Example of the junction of 
a Copper lode and a Granite 
wall, the separation being not very 
distinct. 
Huel Jewel, Gwennap, Cornwall. 
80. Portion of a lode of Cop¬ 
per Pyrites. 
Berehaveji Mine, County Cork, 
Preland. 
Shelf VII. 
81. Strings of Cassiterite or 
Tin-stone, traversing killas or 
Clay slate. 
Polberro Mine, St. Agnes, Corn- 
uxtll. 
82. Portion of a Tin Lode, 
showing the mode in which some 
of the Cornish and Devon tin lodes 
occur in granite, the lode itself 
being of a granitic character. 
Balleswidden Mine, St. Just, Com¬ 
ic all. 
83. Portion of a lode of Ar¬ 
gentiferous Galena. 
Goginan Mine, near Aberystwith, 
Cardiganshire. 
Presented by G. Fosset. 
Wall -CASE 26. 
Shelf I. 
84. Exhibits junction of a Cop¬ 
per lode and a Granite wall. 
Wheal Jewel, Gwennap, Corn¬ 
wall. 
Presented by Sir H. T. De la Beche. 
85 & 86. Portions of a Tin 
Lode. 
Tredavoe Mine, St. Paid, Corn¬ 
wall. 
Presented by the late Sir H. T. De la 
Beche. 
87. Part of a Tin Lode. This 
lode is remarkable for the manner 
in which the crystals of tinstone, 
felspar, and quartz occur in it. 
Tredavoe Mine, Penzance. 
Presented by Sir H. T. De la Beche. 
Shelf II. 
88. Copper Pyrites and Cal¬ 
careous Spar. 
Great Orme’s Head, Caernarvon¬ 
shire. 
89. Argentiferous Galena. 
Ruplagh Lode, in Granite, Luga- 
nure, Co. Wicklow, Ireland. 
Contributed by the Irish Geological 
Survey. 
90. Portion of an Argenti¬ 
ferous Lead Lode. 
Cwm Symlog Mine-, near Aber- 
ys twith, Ca rdigan shire. 
Presented by Captain Reed. 
91. Portion of a Lode contain¬ 
ing Blende, or Sulphide of Zinc. 
Nant-y-Creiau Mine, Aberystwith, 
Cardiganshire. 
Presented by R. Bincks. 
G 
