| | | | | | | | | | | | | | | | _F. 5. Salt-Silex._ | _F. 5. Salt-Clays._ | | 1. Topaz. | 1. Yttro-cerite. | | 2. Physalite. | 2. Schorl. | | 3. Pycnite. | 3. Axinite. | | | | |_F. 6. Inflammable Silex._|_F. 6. Inflammable-Clays._ | | 1. Diamond. | 1. Lazulite. | | | 2. Turquois. | | | 3. Amblygonite. | | | | | | | | | | | _F. 7. Ore-Silex._ | _F. 7. Ore-Clays._ | | 1. Garnet. | 1. Harmotome. | | 2. Vesuvian. | 2. Gadolinite. | | 3. Acmite. | 3. Orthite. | | | | | | | | _F. 8. Water-Silex._ | _F. 8. Water-Clays._ | | 1. Flint-stone. | 1. Wærthite. | | 2. Jasper. | 2. Allophane. | | 3. Hornstone. | 3. Pyrophyllite. | | 4. Opal. | 4. Clay-slate. | | | | | _F. 9. Air-Silex._ | _F. 9. Air-Clays._ | | 1. Tripoli. | 1. Potter's-clay. | | 2. Polierschiefer. | 2. Clay-stone. | | 3. Silicious-sinter. | 3. Porcelain-clay. | | | 4. Cimolite. | | _F. 10. Fire-Silex._ | _F. 10. Fire-Clays._ | | 1. Pitchstone. | 1. Clay Iron-stone. | | 2. Pearlstone. | 2. Toad-stone. | | 3. Obsidian. | 3. Phonolite. | | 4. Pumice. | 4. Lavas. | | | | +--------------------------+---------------------------+ | ORDER III. | ORDER IV. | | Inflammable Earths. | Ore-earths. | | _Talcs._ | _Calcareous-earths._ | | | | |_Fam. 1. Silicious Talcs._| _Fam. 1. Silicious Kalke._| | 1. Mica. | 1. Lapis-lazuli. | | 2. Pinite. | 2. Hauyne. | | 3. Holmesite. | 3. Sodalite. | | 4. Margarite. | 4. Scapolite. | | | 5. Nepheline.