Definitions
from The Century Dictionary.
- noun A species of black earth abounding in pyrites: so named from having been used to kill insects on vines. The name is also applied to cannel-coal and to some kinds of schist.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Min.) An earth abounding in pyrites, used by the ancients to kill insects, etc., on vines; -- applied by Brongniart to a carbonaceous alum schist.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun mineralogy An
earth abounding inpyrites , used by the ancients to killinsects , etc., onvines . - noun mineralogy A
carbonaceous alum schist .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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The mica-slate subordinate to gneiss presents, in the valley of Tuy, shelves of primitive limestone and small strata of graphic ampelite (zeicheschiefer); between Cabo Blanco and Catia layers of chloritic, granitiferous slate, and slaty amphibole; and between Caracas and Antimano, the more remarkable phenomenon of veins of gneiss inclosing balls of granitiferous diorite (grunstein).
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On the west of Maniquarez the mica-slate of the peninsula of Araya loses by degrees its semi-metallic lustre; it is charged with carbon, and becomes a clay-slate (thonschiefer) even an ampelite (alaunschiefer).
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Steben, and which is yet only 340 toises long, there have successively been found, in the transition-slate subordinate strata of pure and porphyritic grunstein, strata, of Lydian stone and ampelite
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This stratum, in the ravine (aroyo) of Robalo, passes insensibly in a carburetted and shining slate, into a real ampelite.
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But that coast appeared to me to be wholly calcareous; and I cannot conceive where could be the situation of ampelite and native alum on this point.
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The aspect of the rock is very singular in those places where thin plates of black ampelite alternate with thin, sinuous, and satiny plates of a talcose slate as white as snow.
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Barquesimeto, a shaft has been sunk in a black shining slate resembling ampelite.
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It was an ampelite; and the waters (for there are small springs in those parts, and some have recently been discovered near the village of Maniquarez) were impregnated with yellow oxide of iron and had
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Very near the Hato the talcose slate becomes entirely white, and contains small layers of soft and unctuous graphic ampelite.
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It is asserted that even in Europe ampelite and green stone are found, though rarely, in slates anterior to transition-slate.
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