TIN ORES. 
JO 
Shelf yiL 
436. Mass of Cassiterite, or 
Tinstone. 
From Ding-dong Mine, near Pen¬ 
zance, Cornwall. 
Presented by Sir H. De la Beebe. 
Characteristic specimens of productive 
tin lodes. Several from the Exhibition 
of 1851. 
437 h 438. Cassiterite, large 
crystalline masses (very rich sam¬ 
ples). 
From a lode in Granite, Huel Owles, 
St. Just, Cornwall. 
439. Tinstone, with Fluor and 
Quartz. 
Maudlin Mines, Cor nr all. 1862. 
440. Cassiterite, roughly cry¬ 
stallized. 
Kithill Mine, Callington. 1862. 
Presented by J. Bayly. 
441. Rich Branch of Cassite¬ 
rite. 
Balleswidden, St. Just. 
Mine worked since 1833; employs 520 
persons, and sells 26,000/. of Tin an¬ 
nually. 1851. 
Shelf VIII. 
442. Part of a Tin Lode in 
granite. 
From the 142 fathoms level, Huel 
Spearne, St. Just. 1851. 
Mine worked since 1840; employs 180 
persons, and sells 6,000/. of Tin annually. 
443. Rich Tin Ore. 
From Bishop’s lode. Wendron Con¬ 
sols Mine. 
Presented by Fr. Hill, F.G.S. 1862. 
444. Mass of Tinstone (Cas¬ 
siterite). 
From a lode in Granite, 110 fa- 
Ores of 
Shelf II. 
451. Native Bismuth, crystal¬ 
line and massive. 
Dolcoath Mine, Camborne, Com¬ 
ic all. 
Presented by Captain Provis, 1859. 
452 & 453. Native Bismuth, 
crystalline, and massive granular. 
Dolcoath Mine, Camborne. 
thorns level. Providence Mines, 
near St. Ives. 
Mine worked since 1830, and employs 
123 persons. 1851. 
445. Part of a Tin Lode in 
Granite. 
From the 202 fathoms level, Beeth 
Consols, St. Ives. 
Mine in work since 1837; employs 
280 persons, and sells 12,000/. of Tin 
annually. 1851. 
446. Mass of Tin Ore. 
From, a lode in Clay-slate, 40 fa¬ 
thoms level, Friendly Mines, near 
St. Agnes, Cornwall. 1851. 
Wall Case 9. 
Tin Pyrites, Stannine; Bell- 
metal Ore (^Sulphide of Tin)', con¬ 
sists of tin, 27; copper, 30; iron, 
13; sulphur, 30. 
A mineral of extremely rare oc¬ 
currence out of Cornwall, where 
it is known only in three or four 
localities. 
Shelf I. 
447. Tin Pyrites, crystalline. 
Cornwall. 
448. Tin Pyrites, crystallized 
and massive. 
Cam Brea Mine, near Redruth, 
Cornwall. 
Presented by T. J. Hill. 
448a. Tin Pyrites, with Mica. 
Cam Brea Mine, Cornwall. 
449. Tin Pyrites, massive gra¬ 
nular. 
South Crofty, Camborne, Cornwall. 
Presented by R. Pearce. 
450. Tin Pyrites, massive com¬ 
pact. 
Huel Rock, St. Agnes. 
The original locality. 
Bismuth. 
453a. Native Bismuth, with 
Fluor. 
Dolcoath Mine, Camborne. 
Presented by J. Garby. 
454. Native Bismuth, disse¬ 
minated. 
Botallack Mine, St. Just, Corn¬ 
wall. 
Presented by the late Joseph Carne, 
F.R.8. 
