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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Cassiterite from
Furda Mine, Maçainhas, Belmonte, Castelo Branco, Portugal


Locality type:Mine
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Furda Mine, Maçainhas, Belmonte, Castelo Branco, Portugal
Data Identifiers
Mindat Occurrence Record ID:903825
Long-form Identifier:1:3:903825:7
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
0.7km (0.4 miles) ⓘHortas Mine, Maçainhas, Belmonte, Castelo Branco, Portugal
1.2km (0.7 miles) ⓘMedronheira ou Terrra Grande Mine, Maçainhas, Belmonte, Castelo Branco, Portugal
1.3km (0.8 miles) ⓘLages Mine, Maçainhas, Belmonte, Castelo Branco, Portugal
1.6km (1.0 miles) ⓘBorrega No. 2 Mine, Belmonte e Colmeal da Torre, Belmonte, Castelo Branco, Portugal
2.3km (1.5 miles) ⓘColmeal Mines, Belmonte e Colmeal da Torre, Belmonte, Castelo Branco, Portugal
2.3km (1.5 miles) ⓘColmeal Mining Field, Belmonte e Colmeal da Torre, Belmonte, Castelo Branco, Portugal
2.4km (1.5 miles) ⓘQuinta das Olas Mine, Inguias, Belmonte, Castelo Branco, Portugal
2.7km (1.7 miles) ⓘQuinta Cimeira Mine, Maçainhas, Belmonte, Castelo Branco, Portugal
2.7km (1.7 miles) ⓘOlas Mine, Inguias, Belmonte, Castelo Branco, Portugal
3.2km (2.0 miles) ⓘQuinta do Velho Mine, Maçainhas, Belmonte, Castelo Branco, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1359USn
 
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