Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Beryl from
Colonnello pegmatite dyke, Leggia Valley, Leggia, Grono, Moesa Region, Grisons, Switzerland


Classification
Species:Beryl
Formula:Be3Al2(Si6O18)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Beryl data
Locality Data:Click here to view Colonnello pegmatite dyke, Leggia Valley, Leggia, Grono, Moesa Region, Grisons, Switzerland
Data Identifiers
Mindat Occurrence Record ID:1237951
Long-form Identifier:1:3:1237951:4
GUID (UUID V4):0
Nearest other occurrences of Beryl
0.5km (0.3 miles) ⓘPizzo Paglia pegmatite dyke, Leggia Valley, Leggia, Grono, Moesa Region, Grisons, Switzerland
1.6km (1.0 miles) ⓘMater de Paia, Dosso del Liro, Como Province, Lombardy, Italy
1.8km (1.1 miles) ⓘPizzo Martello, Dosso del Liro, Como Province, Lombardy, Italy
2.1km (1.3 miles) ⓘCama Valley, Cama, Moesa Region, Grisons, Switzerland
2.6km (1.6 miles) ⓘCosta degli Orsi west slope, Dosso del Liro, Como Province, Lombardy, Italy
2.7km (1.7 miles) ⓘCosta degli Orsi east slope, Livo, Como Province, Lombardy, Italy
4.8km (3.0 miles) ⓘCavrig Lake, Livo, Como Province, Lombardy, Italy
5.5km (3.4 miles) ⓘSoè Valley, Bodengo Valley, Sondrio Province, Lombardy, Italy
5.7km (3.5 miles) ⓘPiani di Verdabbio, Verdabbio, Grono, Moesa Region, Grisons, Switzerland
5.8km (3.6 miles) ⓘTaglio d'Inghirina, Livo, Como Province, Lombardy, Italy
References
Guastoni, A. (2012) LCT (lithium, cesium, tantalum) and NYF (niobium, yttrium, fluorine) pegmatites in the Central Alps. Proxies of exhumation history of the Alpine nappe stack in the Lepontine Dome. Ph.D. Thesis. University of Padova, Dept. of Geosciences, 159 pp.
Guastoni, A.; Pennacchioni, G.; Pozzi, G.; Fioretti, A.M.; Walter, J.M. (2014) Tertiary pegmatite dikes of the Central Alps. The Canadian Mineralogist, 52 (2). 191-219 doi:10.3749/canmin.52.2.191
 
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