10 LIVRES EN ANGLAIS EN RAPPORT AVEC «PYRITICAL»
Découvrez l'usage de
pyritical dans la sélection bibliographique suivante. Des livres en rapport avec
pyritical et de courts extraits de ceux-ci pour replacer dans son contexte son utilisation littéraire.
1
Transactions of the Geological Society of Pennsylvania
The pyritical cubes have been converted into brown, red and purple hydrates of
iron; sometimes a cube is found only half decomposed. In the centre of the solid
quartz itself, cavities are met with resembling a honey-comb, entirely empty, but ...
Geological Society of Pennsylvania (Philadelphia), 1834
2
Transactions of the Geological Society of Pennsylvania
The pyritical cubes have been converted into brown, red and purple hydrates of
iron ; sometimes a cube is found only half decomposed. In the centre of the solid
quartz itself, cavities are met with resembling a honey-comb, entirely empty, but ...
Geological Society of Pennsylvania, 1834
3
Journal - Chemical Society, London
The veins at Austin, 15 to 20 centim. in thickness, contain from 3 to 12 p. c. of
silver, frequently also gold, especially the pyritical and arsenical veins. The
processes employed at the present time in America for the extraction of gold and
silver ...
Chemical Society (Great Britain), 1871
4
A Handbook of Chemical Technology
From pyritical ores, and 3. The hydro-metallurgical method. Pyritical copper ores
are smelted either in a shaft, or pit-furnace, or in a reverberatory furnace. In the
latter instance the reduction of the metallic regulus of copper obtained from a ...
Johann Rudolf von Wagner, Sir William Crookes, 1872
5
The Monthly review. New and improved ser
It has not, therefore, been concerned (says Mr. H.) in forming the pyrites ; but it
appears to me, that the pyritical matter is formed in the mud and filth of the Mere ;
for Mr. Wiseman says in his letter, that the Mere has received the silt of the streets
...
6
A Companion to the Museum, (late Sir Ashton Lever's): ...
Polimed Section of a very large and beautiful Septarium, compofed of a dark
pyritical clay, with yellow and brown fparry fepta, from Dorfetjhirc, where they are
called Turtle Stones. 18. Fragment of another, of the fame kind. 19. Polifhed Slab
...
Leverian Museum (London, England), 1790
7
The Critical Review, Or, Annals of Literature
On a minute examination of the stones, the professor found them composed of
blackish crystals of different kinds, with metallic or pyritical spots, all united
together by a kind of consolidated allies; and, on being polished, they exhibited a
...
Tobias George Smollett, 1798
The veins at Austin, 15 to 20 centim. in thickness, contain from 3 to 12 p. c. of
silver, frequently also gold, especially the pyritical and arsenical veins. The
processes employed at the present time in America for the extraction of gold and
silver ...
Chemical Society (Great Britain), 1871
4 It has not, therefore, been concerned (says Mr. H.) in forming the pyrites ; but it
appears to me, that the pyritical matter is formed in the mud and filth of the Mere ;
for Mr.Wiseman says in his letter, that the Mere has received the silt of the streets
...
Ralph Griffiths, G. E. Griffiths, 1799
10
The Critical Review: Or, Annals of Literature
On a minute examination of the stones, the professor found them composed of
blackish crystals of different kinds, with metallic or pyritical spots, all united
together by,a kind of consolidated allies; and, on being polished, they exhibited a
...
