Difference between revisions of "Potash-lead glass"

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== Description ==
 
== Description ==
  
Common name for glass having a high potassium and lead content. It has the approximate composition 45.5% SiO2, 1.7% Na2O, 0.5% CaO, 8.7% K2O, 43.5% PbO and 0.3% Al2O3. Potash-lead glass was also called 1) flint glass glass, 2) lead-potash glass and 3) crystal (Schur 1985).
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Common name for [[glass]] having a high potassium and lead content. It has the approximate composition 45.5% SiO2, 1.7% Na2O, 0.5% CaO, 8.7% K2O, 43.5% PbO and 0.3% Al2O3. Potash-lead glass was also called 1) flint glass glass, 2) lead-potash glass and 3) crystal (Schur 1985).
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
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potash lead glass; lead potash glass; lead potassium glass; flint glass; vidro de potássio e chumbo (Port.)
 
potash lead glass; lead potash glass; lead potassium glass; flint glass; vidro de potássio e chumbo (Port.)
  
== Additional Information ==
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== Resources and Citations ==
 
 
S. Schur, "Conservation Terminology: A Review of Past & Current Nomenclature of Materials", ''Technology and Conservation'', 1985.
 
 
 
== Authority ==
 
  
 
* Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942
 
* Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942

Latest revision as of 16:05, 25 August 2020

Description

Common name for Glass having a high potassium and lead content. It has the approximate composition 45.5% SiO2, 1.7% Na2O, 0.5% CaO, 8.7% K2O, 43.5% PbO and 0.3% Al2O3. Potash-lead glass was also called 1) flint glass glass, 2) lead-potash glass and 3) crystal (Schur 1985).

Synonyms and Related Terms

potash lead glass; lead potash glass; lead potassium glass; flint glass; vidro de potássio e chumbo (Port.)

Resources and Citations

  • Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942
  • Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985