Dictionary - Definition of ALUM SCHIST

Webster's Online Dictionary
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Definition: ALUM SCHIST


Part of Speech	Definition
Expression	1. An alternative spelling for "Alum shale": A variety of shale or clay slate, containing iron pyrites, the decomposition of which leads to the formation of alum, which often effloresces on the rock.[Websters].
Source: Webster's Revised Unabridged Dictionary (1913)		Top

Definition: ALUM SCHIST


Part of Speech	Definition
Expression	1. An alternative spelling for "Alum shale": A variety of shale or clay slate, containing iron pyrites, the decomposition of which leads to the formation of alum, which often effloresces on the rock.[Websters].
Source: Webster's Revised Unabridged Dictionary (1913)		Top

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Common Expressions: ALUM SCHIST

Expressions	Definition
Alum schist	Alt. of Alum shale. Source: Webster's Revised Unabridged Dictionary.
Source: compiled by the editor from various references; see credits.			Top

Specialty Expressions: ALUM SCHIST

Expressions	Domain	Definition
Alum schist	Mining	See: alum shale. (references)
Source: compiled by the editor from various references; see credits.			Top