7. Fetid Carbonate of Lime. In ridges; and strata nearly vertical, sometimes containing petrifactions. Very frequent in Dutchess county, particularly in the neighbourhood of Rhinebeck Flats, and near Hyde Park.
8. Fibrous Talc. In granite. Roxborough.
9. Graphic Granite. North River, near the city of New-York.
10. Graphite. In a calcareo-siliceous gangue. Corlear's Hook.
11. Native pulverulent (or rather granular) Sulphur. In pyritical quartz. Barren Hill, Montgomery county, Pennsylvania.
12. Plumose Asbestus. Corlaer's Hook.
13. Semi-opal. In common Jasper—(which see.)
14. Scaly Talc. In granite. Roxborough.
15. Stellated Quartz. Perkiomen lead-mine.
16. Sulphate of Barytes. In sulphuret of lead and silver. Livingston's lead-mine, Columbia county, New-York.