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Dalyite from
Middleton Peak, Ascension Island, Saint Helena， Ascension and Tristan da Cunha


Locality type:Peak
Classification
Species:Dalyite
Formula:K2ZrSi6O15
Comments:Accessory in ejected blocks of alkalic granite in trachytic and basaltic tuffs.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Dalyite data
Locality Data:Click here to view Middleton Peak, Ascension Island, Saint Helena， Ascension and Tristan da Cunha
Data Identifiers
Mindat Occurrence Record ID:358140
Long-form Identifier:1:3:358140:7
GUID (UUID V4):0
Nearest other occurrences of Dalyite
2.1km (1.3 miles) ⓘ5 mile post, Ascension Island, Saint Helena， Ascension and Tristan da Cunha
2.6km (1.6 miles) ⓘGreen Mountain, Ascension Island, Saint Helena， Ascension and Tristan da Cunha
References
Van Tassel, R., Hey, M. H. (1952) Dalyite, a new potassium zirconium silicate, from Ascension Island, Atlantic. Mineralogical Magazine and Journal of the Mineralogical Society, 29 (217) 850-857 doi:10.1180/minmag.1952.029.217.02
 
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