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Haydenite

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About HaydeniteHide

07408730014949756133505.jpg
Horace Henry Hayden
Formula:
(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Name:
Named in 1822 by Parker Cleaveland in honor of Dr. Horace Henry Hayden [October 13, 1769 Hayden Station, Windsor, Connecticut, USA - January 26, 1844 Baltimore, Maryland, USA], dentist and lecturer on dentistry at the University of Maryland, and he was co-founder of the Maryland Academy of Science. Hayden also founded the American Society of Dental Surgeons. Hayden published several works of geology, collected minerals, and discovered the mineral named for him.
A variety of Chabazite-Ca

Haydenite is an orange to golden brown chabazite with scalenohedral modifications and showing contact twinning.


Chemical Properties of HaydeniteHide

Formula:
(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O

First Recorded Occurrence of HaydeniteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Haydenite associated with Beaumontite (of Lévy)(Ca,Na)5(Si27Al9)O72 · 26H2O

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for HaydeniteHide

Localities for HaydeniteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
USA (FRL)
 
  • Maryland
    • Baltimore City
Paker Cleaveland (1822)
 
Mineral and/or Locality  
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