280 . CATALOGUE OF THE [54th day.] 



6435 Crystallized blende, and five others 



6436 Three curious calcareous incrustations 



6437 Two very elegant specimens of iron ore, Germany 



6438 Mass of crystallized to.pazes, Siberia ; chalcedony, a' beau- 



tiful agate, and a quartz crystal gj 



6439 A curious stalagmite >' > : 



6440 A large specimen of Pisolithus ( * 



6441 Beautifully crystallized calcareous spar, and three others ( 



6442 Two large specimens of crystallized blende, and a laTge 

 I mass of white quartz tf-^Q 



' fa 6443 Polished 



specimen of bacon spar, veined agate, and five 

 /' ' Q & others , 



6444 Green zeolite, in the matrix; pearl spar, on fluor; carbo- 



nate of barytes, on blend; and argentiferous galena, 

 Hartz 



6445 ; 



6446 Silver ore; three varieties of argentiferous galena, Sweden ; 



and another 



6447 Silver ore, calamine, Vvo varieties of phosphate of lead, and 



two others , 



6448 Yellow copper ore, in black shorl, rare, thread-veined and 



blistered copper ore 



6449 Crystallized marcasite, and eleven other specimen /g> y, 



6450 Five good varieties of native copper, and oxyd of ditto (- 



6451 Four various small stalactites 



6452 Amethystine quartz, and five others 



6453 Three elegant small specimens of crystallized calcareous 



s P ar %" ^ 



6454 A curious sparry deposition, and a stalactite gu© 



6455 Two specimens of wood-like coral, and six others £> 



6456 Large specimen of silvery selenite, Saxony; and two hand* 



some blendes 



6457 Three variously crystallized calcareous spars, and another 



6458 Fifteen various polished specimens of fluor, and a specimen 



of Scotch marble 



6459 Two fine specimens of Florentine marble ft 



6460 A remarkably fine and large slab of Cottam marble 



* ; 6461 A capital collection of modern and ancient marbles, con- 



taining many of extreme beauty and rarity, the slabs are 

 cut and polished, and one hundred and eighty-seven in 

 number. — These specimens are respectively numbered and 

 described in the former catalogue *X.& &Afr f y, # Vtijp 1 

 6462 Twenty-four various specimens of fluor, cut and polished, 

 and seventeen marbles, ditto v % ~& 

 f 6463 Five large specimens of brocatelli and other fine marbles, 

 / h and seven others 



6464 Thirty-seven beautiful polished specimens of ancient and 

 modern granites, porphyries, and serpentines ^ ^ ^ 



