/ 



92 CATALOGUE OF THE [iStk day J] 



i 2151 Tefraedral blend, on quartz j purple cubic fluor, with 

 blend, sprinkled with pyrites j and black blend, with 

 quartz minutely crystallised in small aggregate globules 

 2152 An elegant specimen of finely crystallised gray" cobalt, 

 j Hesse / 



v©? 2153 A polished specimen of the Herefordshire pudding stone; 



in the center of one of the largest pebbles, is a strikingly 

 accurate representation of a bird's head 



2154 A beautiful box, formed of white jade stone, China g 



2155 An interesting specimen of pink calcareous deposition, 

 having the interior surface delicately crystallized, from 

 the cobalt mines of Hesse, very rare 



2156 Bubbled pea-green calamine, solid black oxyd of cobalt, 

 rare, Hesse; needle manganese, and antimony, Tuscany 



2157 A capital group of rich brilliant galena, formed in large 

 distinct cubes, Derbyshire ■ *jt — ^> -Tfi 



2158 A piece of Brasilian crystal, exhibiting iridescent colours 

 of uncommon brilliancy, and clear pellucid crystal of 



. ditto, with singular internal appearances 



2159 A superb map-like variety of the iridescent labrador feldspar, 

 !/* / ' • 1 "i c i 1 ly variegated with ultramarine, golden orange, and 



fine pearly lustre, in the highest perfection 



2lfi0 A vprv e>\f>crnnt cruprlmpn nf hnhhlffl malnrhiti 



2160 A very elegant specimen of bubbled malachite, Bannat 



fyd of fhe Eighteenth Day's Sals, 



