923. 
924. 
925. 
926. 
927. 
928. 
929. 
930. 
931. 
932. 
933. 
934. 
935. 
936 
Poe ee 
L. 
L. 
L. 
Mineralogical Cabinet. 53 
‘by Dr. Thompson, and found to be a new species. 
According to its composition, he calls it a Silicate of 
Manganese. 
. Sussex, New-Jersey. Lamellar, with franklinite and 
silicate of manganese. 
Genvs III. Correr-One. 
Sp. 1. Octahedral Copper-Ore. 'Triv. Red Oxide of 
Copper. 
. Cornwall. In octahedra, with quartz. 
do. Var. Capillary red oxide of copper. 
do. ‘* Massive red oxide of copper. 
. Siberia. “* Earthy red oxide of copper. 
Genus [V. Tin-Ore. 
Sp. 1. Pyramidal Tin-Ore. Chem. Oxide of Tin. 
. St. Agnes, Cornwall. In yellow, transparent crystals ; 
some of which belong to the forms, Etain oxydé so: s- 
F SS “ 
tractif, and Etain oxydé hémitrope. H. 
- Bohemia. Etain oxyde soustractif. H. In black crys- 
tals. 
- Bohemia. Etain oxydé hémitrope, H. Loose crystals, 
. Saxony. Black, crystallized, and in grains; imbedded 
in tale. 
. Banca, India. Var. Stream tin. 
. Cornwall. Var. Wood tin. 
Genus V. Scneecrum-One. 
Sp. 1. Prismatic Scheelium-Ore. Triy. Wolfram. 
Schlaggenwald, Bohemia. Crystallized in quartz. 
Cornwall, England. do, 
Munroe, Connecticut. Compact. 
937, L. Trebitech, Moravia, Granular. 
