Definitions

from The Century Dictionary.

  • Relating or pertaining to the science of oryctognosy.

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Examples

  • The alumite of Tolfa, which, since my return to Europe, I have examined on the spot, conjointly with Gay – Lussac, has, by its oryctognostic characters and its chemical composition, a considerable affinity to compact feldspar, which constitutes the basis of so many trachytes and transition-porphyries.

    Travels to the Equinoctial Regions of America 1851

  • * The amygdaloid of Ortiz approaches, by its oryctognostic characters, to the former of those formations, and we are almost surprised to find it joining, not basalt, but phonolite, * an eminently felspathic rock, in which we find some crystals of amphibole, but pyroxene very rarely, and never any olivine.

    Travels to the Equinoctial Regions of America 1851

  • The alumite of Tolfa, which, since my return to Europe, I have examined on the spot, conjointly with Gay-Lussac, has, by its oryctognostic characters and its chemical composition, a considerable affinity to compact feldspar, which constitutes the basis of so many trachytes and transition-porphyries.

    Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 Alexander von Humboldt 1814

  • The amygdaloid of Ortiz approaches, by its oryctognostic characters, to the former of those formations, and we are almost surprised to find it joining, not basalt, but phonolite, * an eminently felspathic rock, in which we find some crystals of amphibole, but pyroxene very rarely, and never any olivine.

    Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 Alexander von Humboldt 1814

  • The proofs of the telluric and atmospheric origin of aUerolites, which it is attempted to base upon the oryctognostic analogies presented by these bodies, do not appear to me to possess any great weight.

    COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 Alexander von Humboldt 1814

  • In both these oryctognostic collections, minerals of all countries are indiscriminately admitted.

    Paris as It Was and as It Is Francis W. Blagdon 1798

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