Mineralienatlas - Fossilienatlas
Avdeevite |
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Avdeevit Epoxidträger mit markierter Probe von farblosem Avdeevit (mit ebenfalls farblosem Beryll (?) am linken Rand des eingegossenen Fragments), Khetchel Village, Molo Quarter, Shan State, Myanmar; BB ~ 2 cm, analysiert mittels REM-EDX Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit Location: Myanmar (Burma)/Shan-Staat/Kyaukme, Distrikt/Möng Mit (Momeik) Township/Khetchel (Cache; Khat Che) Mineral: Avdeevite Image: 1588863643 License: Usage for Mineralienatlas project only |
Avdeevit E |
Epoxidträger mit markierter Probe von farblosem Avdeevit (mit ebenfalls farblosem Beryll (?) am linken Rand des eingegossenen Fragments), Khetchel Village, Molo Quarter, Shan State, Myanmar; BB 2... |
Copyright: | MinTreasure.com (Carsten Slotta) |
Contribution: openpit 2020-05-07 |
Locality: Khetchel (Cache; Khat Che) / Möng Mit (Momeik) Township / Kyaukme, Distrikt / Shan-Staat / Myanmar (Burma) |
Collectors Summary
Color | rosa |
Lustre | Glasglanz |
Hardness (Mohs) | 8 |
Crystal System | hexagonal, P6/mcc |
Morphology | Garbenförmige Aggregate bis 4 cm, die aus hexagonalen prismatischen Kristallen mit bis zu 1 сm Länge und bis zu 1 mm Dicke bestehen. Diese Kristalle bestehen aus epitaktisch verwachsenem Avdeevit im Kern und Beryll im Randbereich. |
Chemism
Chemical formula |
NaAl4(Be5Li)(Si6O18)2(H2O)1-2 |
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Empirical formula (analysis) |
(Na0.34Cs0.27H2O0.14Rb0.09K0.01)Σ0.85(Be2.04Li1.00)Σ3.04Al2.03Si6.03O18 |
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Chemical composition |
Aluminium, Beryllium, Lithium, Natrium, Silicium, Sauerstoff, Wasserstoff |
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Strunz 9th edition incl. updates |
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9: Silikate (Germanate) |
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IMA status |
Anerkannt CNMNC Newsletter 47, Dez. 2018 |
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Mineral status |
anerkanntes Mineral |
IMA Classification
IMA Classification |
Beryl group |
Optical Properties
rosa |
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durchsichtig |
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Glasglanz |
Crystallography
Physical Properties
8 |
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2.89(2) gem. 2.875 ber. |
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2.88 ( ρ calc. Mineralienatlas ) |
(Co-)Type locality
(Co-)Type locality |
Myanmar (Burma)/Shan-Staat/Kyaukme, Distrikt/Möng Mit (Momeik) Township/Khetchel (Cache; Khat Che)/Palelni Mine (Kat Chay Mine) |
Type material |
Das Typenmaterial ist hinterlegt in den Sammlungen des Fersman Mineralogical Museum, Russische Akademie der Wissenschaften, Leninskiy Prospekt 18-2, Moskau 119071, Russland, Registrierungsnummer: 5279/1 |
Paragenesis of type material |
Beryll in epitaktischer Verwachsung |
Preface
References
Agakhanov, A.A., Stepanenko, D.A., Zubkova, N.V., Pekov, I.V., Pautov, L.A., Kasatkin, A.V., Karpenko, V.Y., Agakhanova, V.A., Škoda, R. and Britvin, S.N. (2019) Avdeevite, IMA 2018-109. CNMNC Newsletter No. 47, February 2019, page 199; European Journal of Mineralogy, 31, 199–204. A. A. Agakhanov, D. A. Stepanenko, N. V. Zubkova, L. A. Pautov, I. V. Pekov, A. V. Kasatkin, V. Yu. Karpenko, V. A. Agakhanova, R. Škoda, S. N. Britvin, D. Yu. Pushcharovsky: Avdeevite, a Na-Dominant Alkali Beryl: Determination as Valid Mineral Species and New Data. Geology of Ore Deposits Vol. 63, Nr. 7 (2021) S. 654–667. IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 73, 3.4 23-E: redefinition of avdeevite, https://doi.org/10.5194/ejm-35-397-2023 |
IMA group assignments
Refresh list | Actuality: 07. Sep 2024 - 23:34:55 |
Other languages
German |
Avdeevit |
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English |
Avdeevite |
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Russian |
Авдеевит |
CNMNC (IMA)-Number
IMA 2018-109 |
CNMNC symbol
Symbol |
Avd |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | e4yNW5i1yEWTmYbJGWPF9A |
GUID (Global unique identifier) | 5B8D8C7B-B598-45C8-9399-86C91963C5F4 |
Database ID | 8642 |