 | Parker Cleaveland - 1816 - 700 pages
...20. A crystal may therefore be defined an inorganic body, which, by the operation of affinity, \q$ assumed the form of a regular solid, terminated by a certain number of plane and polished faces. The corresponding faces of all crystals, which possess the same variety of form and... | |
 | Parker Cleaveland - 1822 - 890 pages
...exhibit themselves under the form of regular, geometrical solids. 21. A crystal may therefore be defined an inorganic body, which, by the operation of affinity,...solid, terminated by a certain number of plane and polished faces. The corresponding faces of all crystals, which possess the same variety of form and... | |
 | Samuel Maunder - 1843 - 900 pages
...termed rock crystal, CRYSTAL, in chemistry and mineralogy, an inorganic body, which has assumed tbe form of a regular solid, terminated by a certain number of plane and smooth surfaces ; or a salt which assumes a regular and solid form, on the gradual cooling of the solution. Crystal... | |
 | W. M. Buchanan - 1846 - 768 pages
...crystalhis, Or. Kfvfnt^^-v , from xquof, frost, and fn\Xu, to set- 1. In chemistry and mineralogy, an inorganic body which, by the operation of affinity,...by a certain number of plane and smooth surfaces. Every body susceptible of crystallisation, crystallises in some, primitive form, as the tetrahedron,... | |
 | John Boag - 1848 - 790 pages
...of the natural order Orcuidjctir. CaTSTAL, krls'tal, [L. crystallus,', n. IneAemUlry and mineralogy, an inorganic body, which, by the operation of affinity,...assumed the form of a regular solid, terminated by a number of plane and smooth surfaces. A fictitious body, cast in glassbouses, called crystal ffi<iu;... | |
 | 1852 - 388 pages
...Passow. IT Or the sapphire. Notes on ver. 6. 17. The gold and the crystal. A crystal, in chemistry, is an inorganic body which, by the operation of affinity,...assumed the form of a regular solid, terminated by a number of plane and smooth surfaces. It is found in various forms and sizes, and is composed of a great... | |
 | Albert Barnes - 1852 - 532 pages
...quartz; limpid and colorless quartz ; rock or mountain quartz. The word crystal now, in mineralogy, means an inorganic body which, by the operation of affinity, has assumed the form of a regular solid, by a certain number of plane and smooth faces. It is here used manifestly in its popular sense to denote... | |
 | Samuel Maunder - 1853 - 852 pages
...crystal is commonly termed roe* crystal. CBTBTAL, in chemistry and mineralogy, an inorganic body, which has assumed the form of a regular solid, terminated...by a certain number of plane and smooth surfaces; or a salt which assumes a regular and solid form, on the gradual cooling of the solution. -Cryntal... | |
 | J. A. Beil - 1855 - 756 pages
...Der Kryolith, die flussspathsaure Thonerde * Alumine fluatee alkaline,/., cryolithe,/. Crystal, s. (an inorganic body, which, by the operation of affinity, has assumed the form of a regular body) (Min.) * Der Krystall * Crystal, m, Crystal glass,*, (a factitious body, cast in glass houses,... | |
 | 1854 - 388 pages
...The gold and the crystal. A crystal, in chemistry, is an inorganic body which, by the operation pf affinity, has assumed the form of a regular solid, terminated by a number of plane and smooth surfaces. It is found in various forms and sizes, and is composed of a great... | |
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A crystal is now defined to be an inorganic body, which, by the operation of affinity, has assumed the form of a regular solid terminated by a certain number of planes or smooth surfaces. 
