Difference between revisions of "Kornelite"

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== Description ==
 
== Description ==
  
Silky, fibrous pink to violet color crystals of hydrated ferrous sulfate. Kornelite crystals were named after Kornel Hlavacsek, Hungarian geologist. The attached infrared spectrum is for a reference sample (Harvard 101104) from Smolnik, Slovakia.
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Silky, fibrous pink to violet color crystals of hydrated ferrous sulfate. Kornelite crystals were named after Kornel Hlavacsek, Hungarian geologist. It occurs naturally as a rare, and commercially unimportant, mineral.  It generally occurs from the oxidation of iron sulfides ([[pyrite|pyrites]]).
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
kornellite (sp)
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kornellite (sp); iron (III) sulfate; ferric sulfate heptahydrate
  
 
==Physical and Chemical Properties==
 
==Physical and Chemical Properties==
 
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* Composition = Fe2(SO4)3.7H2O
 
* Soluble in water   
 
* Soluble in water   
* Affected by moisture in air.
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* Affected by moisture in air
* Composition = Fe2(SO4)3.7H2O
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* Density = 2.306 g/ml
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* Monoclinic crystals generally occurring as needles or aggregates
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* Cleavage = good in one direction
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* Streak = pale red
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* Fluorescence = none
  
 
==Resources and Citations==
 
==Resources and Citations==
 
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* Mindat.org: [https://www.mindat.org/min-2253.html Kornelite] Accessed Dec 2022
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* Web Mineral: [http://webmineral.com/data/Kornelite.shtml Kornelite] Accessed Dec 2022
 
* Website: http://labs.sci.qut.edu.au/minerals/mineral%20general%20descriptions/K/Kornelitepcd.htm
 
* Website: http://labs.sci.qut.edu.au/minerals/mineral%20general%20descriptions/K/Kornelitepcd.htm
 
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* Wikipedia: [https://en.wikipedia.org/wiki/Iron(III)_sulfate Iron(III)sulfate] Accessed Dec 2022
  
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Latest revision as of 14:55, 20 December 2022

Kornelite

Description

Silky, fibrous pink to violet color crystals of hydrated ferrous sulfate. Kornelite crystals were named after Kornel Hlavacsek, Hungarian geologist. It occurs naturally as a rare, and commercially unimportant, mineral. It generally occurs from the oxidation of iron sulfides (pyrites).

Synonyms and Related Terms

kornellite (sp); iron (III) sulfate; ferric sulfate heptahydrate

Physical and Chemical Properties

  • Composition = Fe2(SO4)3.7H2O
  • Soluble in water
  • Affected by moisture in air
  • Density = 2.306 g/ml
  • Monoclinic crystals generally occurring as needles or aggregates
  • Cleavage = good in one direction
  • Streak = pale red
  • Fluorescence = none

Resources and Citations