Classification of Enalite |
| IMA status: | Valid - first described prior to 1959 (pre-IMA) - "Grandfathered" 1932 |
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| Strunz 8th edition ID: | 7/A.14-
7 : Phosphates, Arsenates, Vanadates A : Waterfree phosphates [PO4]3- without unfamiliar anions, cations of small size: Li, Be, Al 14 : Xenotime-(Y) - Wakefieldite-(Ce) series |
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| mindat.org URL: | http://www.mindat.org/min-27201.html Please feel free to link to this page. |
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Type Occurrence of Enalite |
| Type Locality: | Fukuoka, Fukuoka-cho, Nakatsugawa City, Gifu Prefecture, Chubu Region, Honshu Island, Japan |
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| General Appearance of Type Material: | Waterworn tetragonal crystals. |
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| Year of Discovery: | 1932 |
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| Geological Setting of type material: | Alluvium derived from granite pegmatites. |
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| Associated Minerals at type locality: | |
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Physical Properties of Enalite |
| Lustre: | Resinous |
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| Diaphaneity (Transparency): | Translucent |
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| Colour: | orange-yellow |
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| Density (measured): | 4.721 g/cm3 |
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Crystallography of Enalite |
| Crystal System: | Tetragonal |
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Chemical Properties of Enalite |
| Formula: | | (Th, REE, Al) [(PO | | ),(SiO | | ),(OH)] |
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| All elements listed in formula: | Al, H, O, P, Si, Th |
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| Analyical Data: | REE elements not separated, so calculated apfu is approximate. Ignition loss assumed to be mostly (OH).
MgO (0.00)
CaO (0.73)
MnO (0.00)
PbO (0.95)
Al2O3 (3.01)
Fe2O3 (0.88)
Ce2O3 (11.59)
Nd2O3 etc. (12.57)
ThO2 (28.96)
UO2 (10.63)
SnO2 (4.81)
TiO2 (1.37)
SiO2 (5.82)
P2O5 (12.52)
Ig. loss (5.59) |
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| Empirical Formula: | | (Th | | , REE | | , Al | | , U | | , Sn | | , Ti | | , Ca | | , Fe''' | | , Pb | | )[(PO | | ) | | ,(SiO | | ) | | (OH) | | ·44] |
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Relationship of Enalite to other Species |
Related Minerals - Strunz Grouping):
- + | |
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Other Information |
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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References for Enalite |
| Reference List: | Kimura, K., and Miyake, Y. (1932): Chemical investigation of the Oriental ores containing rare elements (Part 9). On enalite, a new variety of uranothorite, found in Naegi, Gifu Prefecture. Nihon Kagakukaisha (Journ. Chem. Soc. Japan) 53, 93-100. |
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Articles/Blogs about Enalite |
Internet Links for Enalite |
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| External Links: | Look for Enalite on WebmineralLook for Enalite on Athena MineralogyLook for Enalite on WikipediaLook for Enalite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Enalite in the Natural History Museum (London) online catalogue |
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Localities for Enalite |