CENTRAL SCIENTIFIC CO., CHICAGO, U. 8. A. 



365 



No. 9346. 



No. 9347. 



9346. MINERAL COLLECTION. An exceedingly fine collection of 110 specimens in a substantial 



hardwood box 23xl5ix5 inches, with hinged cover. The specimens are in pasteboard trays, 

 fitting in two wood trays, and are from one to three inches in linear dimensions, each one be- 

 ing labeled. Contains every important mineral, including ores of 



Aluminum, Gold, Molybdenum, Tin, 

 Antimony, Iron, Nickel, Titanium, 

 Arsenic, Lead, Radium, Tungsten, 

 Bismuth, Lithium, Silver, Uranium, 

 Cobalt, Manganese, Strontium, Vanadium, 

 Copper, Mercury, Tantalum, Zinc, 

 and a large number of miscellaneous minerals $40.00 



9347. MINERAL COLLECTION (Washington School Collection). Contains the following minerals and 



rocks, good size, each labeled and placed in a separate tray. The whole in a neat cloth covered 

 case with a set of unlabeled duplicates (Set No. 9348) for student 4-50 



1. Graphite. 



2. Galena. 



3. Sphalerite. 



4. Chalcopyrites. 



5. Pyrites. 



6. Fluorite. 



7. Quartz Crystal. 



1. Conglomerate. 



2. Friable Sandstone. 



3. Red Sandstone. 



4. Potter's Clay. 



5. Shale. 



6. Calcareous Tufa. 



7. Oolitic Limestone. 



MINERALS. 



8. Quartz, Milky. 



9. Hematite. 



10. Magnetite. 



11. Limonite. 



12. Calcite. 



13. Siderite. 



14. Orthoclase. 



ROCKS. 



8. Fossiliferous Limestone. 



9. Compact Limestone. 



10. Peat. 



11. Lignite. 



12. Basalt. 



13. Granite. 



14. Diabase. 



15. Amphibole (Hornblende). 



16. Amphibole (Asbestos). 



17. Garnet. 



18. Muscovite. 



19. Talc. 



20. Gypsum. 



15. Gneiss. 



16. Mica Schist. 



17. Quartzite. 



18. Clay Slate. 



19. Dolomite. 



20. Residual Sand. 



9348. STUDENT'S COLLECTION, consisting of smaller duplicate nnlabeled specimens of Set No. 9347 



for student classification -45 



9349. TRAYS, Mineralogical Specimen, made of heavy cardboard, covered on outside with black cloth. 



Inside black. Depth of each tray, % inch. 



Xo A B C D 



Size, outside, in inches 2x3 3x4 4x6 6x8 



Each 10 .10 .15 .20 



Per 100 . 6.00 7.00 10.00 15.00 



