| Locality type: | Peak |
| Classification |
|---|
|
| Species: | Aeschynite-(Y) |
| Formula: | (Y,Ln,Ca,Th)(Ti,Nb)2(O,OH)6 |
| Confirmation |
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|
| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Aeschynite-(Y) data |
| Locality Data: | Click here to view Pizzo Rotondo, Ronco, Bedretto, Leventina, Ticino, Switzerland |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 381983 |
| Long-form Identifier: | 1:3:381983:8 |
| GUID (UUID V4): | 59130259-7565-467c-b0e4-9032117c01d8 |
| Nearest other occurrences of Aeschynite-(Y) |
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| 5.7km (3.6 miles) | ⓘLucendro pass, Lucendro Valley, Airolo, Leventina, Ticino, Switzerland |
| 6.8km (4.2 miles) | ⓘFibbia, Fontana, Airolo, Leventina, Ticino, Switzerland |
| 8.4km (5.2 miles) | ⓘTremola Valley, Airolo, Leventina, Ticino, Switzerland |
| 21.1km (13.1 miles) | ⓘPiz Blas, Val Nalps, Tujetsch, Surselva Region, Grisons, Switzerland |
| 22.7km (14.1 miles) | ⓘPiz Rondadura, Val Nalps, Tujetsch, Surselva Region, Grisons, Switzerland |
| 28.1km (17.5 miles) | ⓘPizzo Bandiera, Monte Cervandone area, Devero Alp, Baceno, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 28.4km (17.7 miles) | ⓘWanni glacier - Scherbadung area (Monte Cervandone), Binn, Goms, Valais, Switzerland |
| 28.5km (17.7 miles) | ⓘMonte Cervandone area, Devero Alp, Baceno, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 28.7km (17.8 miles) | ⓘFlesch lake, Binn, Goms, Valais, Switzerland |
| 29.6km (18.4 miles) | ⓘGischi glacier (incl. Gischihorn), Binn, Goms, Valais, Switzerland |
| References |
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Anthony, John Williams, Bideaux, Richard A., Bladh, Kenneth W., Nichols, Monte C. - Ed. (1997) Handbook of Mineralogy Vol. 3 - Halides, Hydroxides, Oxides. Mineral Data Publishing, Tucson, Arizona. p.1-682. |
| Reference Search (possible matching items) |
|---|
 | | Report (issue) | | Aeschynite-(Y) (Y, Ca, Fe, Th)(Ti, Nb)2(O, OH)6 c 2001-2005 Mineral Data Publishing, version 1 Crystal... Optical Class: Biaxial (+). Orientation: X = a; Y = c; Z = b. Dispersion: r > v, strong. α = 2.19–2...23.35 1.15 0.40 27.39 0.18 4.28 1.33 UO2 Al2 O3 (Y, Er)2 O3 Ce2 O3 FeO MnO ZnO (1) 4.01 trace 28.76...Polymorphism & Series: tantalaeschynite-(Y). Forms two series, with aeschynite-(Ce) and with Occurrence: In granite...Mountains. In Switzerland, from Piz Lucendro, near the St. Gotthard Pass, on Pizzo Rotondo, Val Bedretto, and |  | | Journal (issue) | | Institution editor Volume Eight/Num ber Four JU L Y -A U G U S T 1977 Wendell E. Wilson Mineralogist...Lengenbach Mineral Locality, Binna Valley, Valais, Switzerland................................................Imhof Famous Mineral Localities: Lengenbach, Switzerland 275 by Stefan Graeser Rare Earth Minerals in...Bochum-Querenburg, West Germany Eric Offermann Arlesheim, Switzerland photomicrography: Julius Weber Mamaroneck, New...L e n g e n b a c h q u a rry , B in n a V a lle y , Valais, S w itz e rla n d (see a rtic le s in th |
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