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|Name:||In allusion to the composition, containing dominant fluorine, and its chemical relationship to Annite.|
Classification of Fluorannite
|Strunz 8th edition ID:||8/H.11-112|
|Nickel-Strunz 10th (pending) edition ID:||9.EC.20|
9 : SILICATES (Germanates)
E : Phyllosilicates
C : Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
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Type Occurrence of Fluorannite
|Type Locality:||Western suburb, Suzhou City, Suzhou Prefecture, Jiangsu Province, China|
Physical Properties of Fluorannite
Crystallography of Fluorannite
Optical Data of Fluorannite
|RI values:||nα = 1.596 nβ = 1.648 nγ = 1.648|
|Maximum Birefringence:||δ = 0.052|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
|Dispersion:||r < v weak|
Chemical Properties of Fluorannite
|Essential elements:||Al, F, Fe, K, O, Si|
|All elements listed in formula:||Al, F, Fe, H, K, O, Si|
Relationship of Fluorannite to other Species
|Related Minerals - Nickel-Strunz Grouping):|
Other Names for Fluorannite
|Health Warning:||No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.|
References for Fluorannite
Shen Ganfu, Lu Qi, and Xu Jinsha (2000): Fluorannite: A new mineral of mica group from western suburb of Suzhou City. Acta Petrologica et Mineralogica 19(4), 356-362 (in Chinese with English abstract). - American Mineralogist (2001), 86, 1534 (abstract).
Internet Links for Fluorannite
Localities for Fluorannite
The 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.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
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Locality Updated: Lucky Break claim, Dennison Peak, Tulare Co., California, USAFrom Chester S. Lemanski, Jr., 5th Dec 2013 16:38:00