18 
498 
499 
500 
501 
502 
503 
504 
505 
506 
507 
508 
5U9 
510 
511 
512 
513 
514 
515 
516 
517 
518 
519 
520 
521 
522 
523 
524 
525 
526 
527 
528 
529 
530 
531 
532 
TYPE MINERALS, 
Flints. Egypt. 
», conglomerate. 
? ”? 
Flint. Thames River. — 
Chert Chalcedonic Vein, associated with Pite}, | 
Stone Vein. Isle of Arran, 
Hyalite, on Micaceous Quartz. §. Australia. 
Clumo Calcite, in Hornstone. Saxony. 
Ribbon Jasper. Siberia. 

s 5 Sebastian. 
Scotch Pebble. 
” 2 
Carnelian. 
Fiorite, or Pearl Sinter. Tuscany. 
Catseye—variety of Chalcedonic Quartz. Ceylon, 
Silicified Wood. Tasmania. 
Rose Resinite. 
Agate. Moeraki, Otago. 
Amethyst. Achil Island, Ireland. 
” 
Quartz, coated with Oxide of Iron. Cornwall. 
Porcelain Jasper. Kindern, Baden. 
Blood Stone. India. 
cr, polished. India. 
Rock Crystal. 
Quartz, polished. 
ALUMINA. 
Corundum. India. 
29 ” 
Common Corundum, with Mica, &e. China. 
Hydrotalcite, or Nacrite in Tale. N orway. 
Rotten Stone. Derbyshire. 
Emery. 
Spinelle. New York. 
Saphir d’Eau. Ceylon. 
———— 
Manes, 
Brucite, or Hydrate of Magnesia. Tyrol. 
