890 



SEC. 17. MINERALOGY, CRYSTALLOGRAPHY, ETC. 



50. Ohalcotrichite. Gumeshevsk, 

 Ural. 



51. Hepatinery (Liver-ore). Nishni- 

 Turiinsk, Ural. 



52. Minium. Michailovsk, Nert- 

 chinsk. 



53. 54, 55. Corundum. Urnen moun- 

 tains, Ural. 



56, 57. Corundum (Soimonite). 



Soimonovsk, Ural. 

 58, 59. 'Hematite, Gornoshitsk, Ural. 



60. Hematite. Polekovsk, Ural. 



61, 62. Ilmenite. Ilmen moun- 

 tains, Ural. 



63, 64. Perofskite. Achmatovsk, 

 Ural. 



65. Perofskite. Nicolai Maximili- 

 anovsk, Ural. 



66, 67, 68, 69. Chlorospinel. Shis- 

 himsk mountains, Ural. 



70. Magnetite. Achmatovsk, Ural. 



71. Shishimsk moun- 

 tains, Ural. 



72. Magnetite. Lupiko, Finland. 



73. Zlatoust, Ural. 



74. Chromite. Ufaleisk, Ural. 



75. Bilimbaievsk, Ural. 



76. Chrysoberyl (Alexandrite). 

 Katharinenburg, Ural. 



77. Cassiterite. Pitkaranta, Finland. 



78. 79, 80, Cassiterite. Onon, Si- 

 beria. 



81. Rutile. Kossoi-Brod, Ural. 



82. Sissertsk, Ural. 



83. Sanarka, Miask, Ural. 



84. Brookite. Kamenka, Miask, 

 Ural. 



85. Diaspore. Kossoi-Brod, Ural. 



86. Gothite. Volk Ostrov, Olonety. 



87. 88, 89. Limonite. Beresovsk. 

 Ural. 



90. Limonite. Orel. 



91. Hydrargillite. Shishimsk moun- 

 tains, Ural. 



92. Bismuthite. Beresovsk, Ural. 



93. Quartz (Rhombohedron). Volk- 

 Ostrov, Olonetz. 



94. 95. Quartz. Neviansk, Ural. 

 96, 97. Serapulka, Ural. 



98. Quartz, with green Turmalin. 

 Beresovsk, Urak 



99. Quartz (Yellow). Neviansk, 

 Ural. 



300. Quartz (Smoky). Neviansk. 

 . Ural. 



101, 102. Quartz (Smoky). Mur- 



sinsk, Ural. 

 103, 104, 105. Amethyst. Lipo- 



vaia, Ural. 



106. Avanturine. Tesina, Zlatoust, 

 Ural. 



107. Chalcedony. Kamtchatka. 



108. Tshikoi, Nert- 

 chinsk. 



109. Carnelian. Shilka, Nert- 

 chinsk. 



110. Chrysoprase. Kishtym, Ural. 



111. Heliotrope. Orsk, Orenburg. 



112. Jasper. Korgon, Altai. 



113. Jasper. Revnevaia-gora, 

 Altai. 



114. Jasper. Dutsharsk, Nertchinsk. 



115. Opal. Kiev. 



116. Tripolite. Simbirsk. 



117. Wollastonite. Pargass (Ersby), 

 Finland. 



118. 119, 120. Diopside. Achma- 

 tovsk, Ural. 



121. Baikalite. Sludianka, Baikal. 

 121 bis. Vanadoaugite (Lavrowite). 



Sludianka, Baikal. 



122, 123. Rhodonite. Schabrovaia, 

 Ural. 



124, 125, 126. Pargasite. Pargass 

 (Ersby), Finland. 



127. Tremolite. Verchneiviusk, 

 Ural. 



128. Hokscharowite. Sludianka, 

 Beikal. 



129. Asbestos. Miask, Ural. 



130. Sordawalite. Serdobol, Fin- 

 land. 



131. Pitkarantite. Pitkaranta, Fin- 

 land. 



132. 133-, 134. Beryl. Mursinsk, 

 Ural. 



135. Beryl. Tigiretsk, Altai. 



136. Adun-Tchilon, Nert- 

 chinsk. 



137. Beryl. Ubrulga., Nertchinsk. 



138. Onon, Siberia. 



139. Tammela, Finland. 



140. Emerald. Katharinenburg, Ural. 



141. Chrysolite (Glinkite). Itkul, 

 Ural. 



142. 143. Phenacite. Katharinen- 

 burg, Ural. 



144, 145. Phenacite. Ilmen moun- 

 tains, Ural. 



146. Helvine. Ilnien mountains, 

 Ural. 



