29 
(6) One which descended at Stannern, near Iglau, in 
Moravia.—Schreibers, 1808. 
(c) Four of those which were precipitated in Weston 
town, Connecticut, in 1813. Middlebrook, Blakeman. . 
—Brunson. 
2. Obsidian, or Iceland agate; a volcanic production, 
from Hecla. 
3. Obsidian from Sardinia.—Reynolds. 
4, Pitch-stone porphyry; from Arran Island, Scotland. 
5. The like; black variety ; same locality. 
6. Other obsidians. 
7. Volcanic ashes, that fell on the deck of a vessel 60 
miles from St. Vincent, during an eruption of the moun- 
tain on that island. 
8. Volcanic ashes, gathered on the cliffs of Mollidor, 70 
miles from the burning mountain of Arequipa, Peru.—H. 
Smith. 
9. Polished pieces of lava, from Vesuvius.—-V. Seaman. 
10. A snuff-box of Ischian lava.—Destroimens. 
11. Specimens of the volcanic stones which overwhelm- 
ed the city of Pompeii, in the sixty-fourth year of the 
Christian era. 
12. A display of dross, cinders, pumice, stones, sul- 
phures, sulphurets, sulphates, slags, and other igneous 
productions of Vesuvius; some of the lavas containing 
pieces of metal, forced into them while soft and eee 
13. Pumice-stones, from several localities. 
(a) From Rhene, or the smaller Delos, one of the Cy- 
clades. Very light.—C. Rhind. 
(6) From the extinguished volcano in the island of Mar- 
tinico.—A. Anderson. 
(c) From the Indian ocean, west of Sumatra. 
14. Lava and slag from the Sandwich Islands, in 
Pacific Ocean, in six specimens: eth 
(a) One of which is said to be a fragment of the rock, . vy 
where Captain Cook was killed. " 
(6) Another, where his body was cut to ses07 and, 
