Page:Transactions of the Provincial Medical and Surgical Association, volume 2.djvu/171



APPENDIX No. I.

List of Simple Minerals found in the Landsend District, with their particular Localities.

Quartz─Rock-crystal, in Huel Diamond (St. Just) Mellenoweth.

Ditto─crystallized in the primitive rhomboid─St. Just.

Ditto─pseudomorphous, viz. in cubes in Botallaclr and Huel Alfred; in rhomboids dodecahedron's and dog's-tooth crystals in Botallack; in octohedrons in North-downs.

Ditto─radiated, Huel Game, Huel Friendship.

Ditto─stalactitic, Botallack, Huel Edward, Huel Alfred.

Ditto─stellated, St. Just.

Ditto─amethystine, Botallack and Bosavern, in St. Just-Pednandrea.

Ditto─crysolite green, brown, black, irisated, all St. Just.

Ditto─ferruginous, (eisenkiesel) Huel Owls in St. Just, Mousehole.

Ditto─spongiform or cellular, swimming stone, Relistian, Tincroft, Pednandrea.

Ditto─enclosing oxide of iron, oxide of tin, chlorite, tourmaline, eiscakiesel, all St. Just.

Opal─Fire Opal, Higher Rosewarne.

Ditto─common and semi, Rosewame, Huel Cam, Botallack, Huel Spearn, Trewollard, Polgine.

Isopyre─so named by Mr. Heidinger, like black opal, but differing from it in composition (see Philos. Magazine) Huel Carn.

Chalcedony─Botallack, Huel Edward, Boscagell, Huel Alfred, Trevaskus, Pednandrea, West Huel Unity.

Jasper─common, Botallack, Dingdong, West Huel Unity, Tincroft.

Hornstone─Botallack, The Wberry, Huel Vor.

Garnet─common at Chycornisb Cam and Roscommon Cliff, in St. Just.

Prehnite─In the rocks between Botallack and Huel Cock.,

Stilbite─Ditto, Ditto.

Epidote─Botallack. In the rocks in Mount's Bay.