BmLDlNG AND ORNAMfcNtAL StONKS. 633 



Diorite porphyry. A compact, greenish rock, with irregular yellowish blotches. 

 3 by 4 inches. District of Katharinenburg, Ural. Russian Centennial Commis- 

 sion, 1876. 27571. 



A compact felsitic rock, coasisting of a deep purplish base, streaked and spotted 



with irregular white and brownish spots. 4 by 2^ inches. Village Sidelni- 

 kowa, district of Katharinenburg, Ural. Russian Centennial Commission, 

 1876. 27572. 



Compact ; green, with small porphyritic feldspars. 3| by 4 inches. River 



Konda, district of Katharinenburg, Ural. Russian Centennial Commission, 

 1876. 27573. 

 Diorite. Very fine-grained and compact green, with yellowish flecks and streaks. 

 3 by 4| inches. Beresovsk mines, district of Katharinenburg, Ural. Russian 

 Centeuuial Commission, 1876. 27574. 



Very compact; nearly black, with grayish streaks. 3 by 4 inches. Fort Sa- 



narskaia, district of Katharinenburg, Ural. Russian Centennial Commission. 

 1876. 27575. 



Jasper. Compact ; dull red. 3 by 4 inches. Neviansk Works, district of Katha- 

 riuenburg, Ural. Russian Centennial Commission, 1876. 27578. 



(9) Australia. 



Marble. White. 9 by 9 by 1 inches. New South Wales. Centennial, 1876. 19500. 



Wiiite, yellow veins. 9 by 9 by 1 inches. New South Wales. Centennial, 1876. 



19501. 



Dark gray, nearly black . 9 by 9 by 1 inches. New South Wales. Centennial, 



1876. 19502. 



Blue-gray mottled. 9 by 9 by 1 inches. New South Wales. Centennial, 1876. 



19504. 



Gray. 8-inch cube. Centennial, 1876. 25215. 



White. 11^ by 12 by 4 inc hes. New South Wales. Centennial, 1876. 25201. 



Gray. About 12 by 12 by 4 inches. New South Wales. Centennial, 1876. 25210. 



■ White. 12 by 12 by 4 inches. New South Wales. Centennial, 1876. 25211. 



Black. 12 by 12 by 4i iucbes. New South Wales. Centennial, 1876. 25212. 



Gray and yellow mottled. 12-inch cube. New South Wales. Centennial, 1876. 



25092. 



Light mottled. 8i-iuch cube. Centennial, 1876. 25216. 



Gray. 9-inch cube. Centennial, 1876. 26022. 



Gray mottled. S^-inch cube. Centennial, 1876. 26024. 



Sandstone. Light colored; medium. 12-inch cube. New Soutli Wales. Centen- 

 nial, 1876. 25202. 



Light colored ; modluiii. 12-lnch cube. New South Wales. Centennial, 1876. 



25203. 



Light colored; medium. 12-iuch cube. New South Wales. Centennial, 1876. 



25214. 



Hornblende biotite granite. Coarse; gray. 12-iuch cube. New South Wales. 

 Centennial, 1876. 25213. 



(10) Hawaiian Islands. 



Limestone. Light colored; cellular. 12-inch cube. Island of Oahu. Walne quarry. 

 Boston Foreign Exhibition, 1884. 35540. 



