VI CONTENTS. 



3. Descriptive catalogue of the collections — Continued. Page. 



Feldspar 50 



Adularia 50 



Amazonstone 50 



Labradorite 51 



Moonstone 51 



Oligoclase 52 



Orthoclase 52 



Perthite 53 



Sunstone 53 



Fluorite 53 



Gadolinite 54 



Garnet 54 



Almandite 56 



Demantoid 63 



Essonite 63 



Grossularite 64 



Pyrope 64 



Rhodolite 65 



Spessartite 65 



Gold 65 



Gypsum 65 



Satin-spar 66 



Hematite 66 



Hypersthene 67 



Iolite 67 



Jade 68 



Jadeite .- - 68 



Nephrite 68 



Kyanite 69 



Lazurite 70 



Malachite and azurite 70 



Moldavite 71 



Obsidian 72 



Opal 73 



Pearl 77 



Phenacite 79 



Prehnite 80 



Chlorastrolite SO 



Pyrite 81 



Pyroxene, variety Diopside 81 



Quartz 82 



Amethyst 86 



Catalinite 88 



Cat's-eye 88 



Citrine 88 



Rock crystal 90 



Rose 91 



Smoky 92 



Rhodonite 93 



Rutile 94 



Samarskite 95 



