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Anorthoyttrialite-(Y)-2A

A structural variant of Anorthoyttrialite-(Y)
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Formula:
Y4(SiO4)(Si3O10)
Crystal System:
Triclinic
A polytype of Anorthoyttrialite-(Y)


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Unique IdentifiersHide

Mindat ID:
471587
Long-form identifier:
mindat:1:1:471587:6

Chemistry of Anorthoyttrialite-(Y)-2AHide

Mindat Formula:
Y4(SiO4)(Si3O10)
Element Weights:
Element% weight
Y51.394 %
O32.371 %
Si16.235 %

Calculated from ideal end-member formula.
Y
O
Si
Elements listed:
O, Si, Y - search for minerals with similar chemistry

Crystallography of Anorthoyttrialite-(Y)-2AHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 6.6068(6) Å, b = 6.7147(6) Å, c = 24.218(2) Å
α = 94.435(6)°, β = 90.315(5)°, γ = 92.092(5)°
Ratio:
a:b:c = 0.984 : 1 : 3.607
Unit Cell V:
1,070.41 ų (Calculated from Unit Cell)
Z:
4

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 Anorthoyttrialite-(Y)-2AHide

References for Anorthoyttrialite-(Y)-2AHide

Localities for Anorthoyttrialite-(Y)-2AHide

Showing 1 localities.

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.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Norway
 
  • Nordland
    • Narvik
Malcherek et al. (2025)
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