Webster's Online Dictionary
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Definition: DAWSONITE

Part of Speech Definition
Noun 1. A hydrous carbonate of alumina and soda, occuring in white, bladed crustals.[Websters].

Source: Webster's Revised Unabridged Dictionary (1913)

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Date "Dawsonite" was first used in popular English literature: sometime before 1914. (references)

Note: Dawsonite \Daw"son*ite\, noun. [Named after J. Welsh Dawson of Montreal.]. (references)

Specialty Definition: DAWSONITE

Domain Definition
Mining An orthorhombic mineral, NaAl (CO3)(OH)2; white; forms thin incrustations of radiating bladed crystals. (references)
Wikipedic Dawsonite is a mineral composed of sodium aluminium carbonate hydroxide, chemical formula NaAlCO3(OH)2. It crystalizes in the orthorhombic crystal system. It is not mined for ore. It was discovered in 1874 during the construction of the Redpath Museum in a feldspathic dike on the campus of McGill University on the Island of Montreal, Canada. It is named after geologist Sir John William Dawson. (references)

Source: compiled by the editor from various references; see credits.

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Extended Definition: DAWSONITE

Dawsonite

Dawsonite is a mineral composed of sodium aluminium carbonate hydroxide, chemical formula NaAlCO3(OH)2. It crystallizes in the orthorhombic crystal system. It is not mined for ore. It was discovered in 1874 during the construction of the Redpath Museum in a feldspathic dike on the campus of McGill University on the Island of Montreal, Canada. It is named after geologist Sir John William Dawson.

The type material is preserved in the collection of the Redpath Museum.

See also

  • List of minerals
  • List of minerals named after people

External links

Source: adapted by the editor from Wikipedia, the free encyclopedia; from the article "Dawsonite". Image Credit.
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Topics by Level of Interest: DAWSONITE

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Dawsonite 3     Dawsonite 3

Source: the editor, created by/for EVE to gauge likely levels of human interest in linguistically triggered topics (compiled across various sources, such as Wikipedia and specialty expression glosses).