The Quarterly Journal of Science and the Arts, Volumen 5John Murray, 1818 |
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Página 28
... hornblende prevails , and in so large a proportion , that particular masses may be called hornblende rock . Near the bottom felspar again predominates , and the rock contains much molybdena disseminated through it . Be- sides , in ...
... hornblende prevails , and in so large a proportion , that particular masses may be called hornblende rock . Near the bottom felspar again predominates , and the rock contains much molybdena disseminated through it . Be- sides , in ...
Página 147
... hornblende . It is hard , and quite unlike any stone found in the neighbourhood . A number of bones were found beneath it . It is supposed that this stone had been placed in this situation by the Saxons to mark the boundary between the ...
... hornblende . It is hard , and quite unlike any stone found in the neighbourhood . A number of bones were found beneath it . It is supposed that this stone had been placed in this situation by the Saxons to mark the boundary between the ...
Página 378
... hornblende , and felspar . This rock forms one of the ocasional beds in the gneiss , and bears a resemblance in its composition to the zircon syenite of the north of Europe ; the crystals , a quarter of an inch in length , are well ...
... hornblende , and felspar . This rock forms one of the ocasional beds in the gneiss , and bears a resemblance in its composition to the zircon syenite of the north of Europe ; the crystals , a quarter of an inch in length , are well ...
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Adam's Peak altitude ammonia angle appears arts ascertained atmosphere Author axis azimuth BAMBUSA blue bodies bubble Caldas da Rainha carbonate chemical chloride chronometer circle colours contains copper crystals Cyperacea degree direction DISPERIS distance Ditto earth effect exhibited experiments feet flame flax given number glass Glen Roy green Greenland Guaduas heat Hill and Bundy's horizontal hornblende hydrometer improvement inches instrument iron Lee's light liquid machine magnetic means measure meridian metal muriatic muriatic acid NASTUS nature nearly needle nitric acid object observed obtained oxide oxygen paper particles passing pendulum plate platinum potash pound produced proportion quantity quicksilver rays reflected reflectors result river rock Royal salt sciences SCIRPUS seen shew shewn Society solution species specific gravity supposed surface tabasheer tangent screw telescope temperature thermometer tion tube vernier vertical wire Zaire