Juan Luis Menéndez's Photo Gallery
Boinás mine facilities
El Valle-Boinás Mine, Belmonte de Miranda, Asturias, SpainBoinás mine facilities on november 2018
Boinás Gold Mine
El Valle-Boinás Mine, Belmonte de Miranda, Asturias, SpainCurrent appearance of this well-known gold mine in Spain.
N3J-MF6Hydrohalloysite Al2Si2O5(OH)4·2H2O
San Valentín Mine, La Unión, Murcia, SpainField of View: 5 mm
Aggregates of Halloysite-10Å
PVG-U45Fluorite CaF2 , Quartz SiO2
Kalagwani, Burhanpur District, Madhya Pradesh, IndiaDimensions: 72 mm x 92 mm x 45 mm
Largest Crystal Size: 45 mm
Weight: 265 g
Ball of fluorite in natural shape on matrix of amethyst. Some crystals of black goethite are also present in amethyst.
9V0-11JCacoxenite Fe3+24AlO6(PO4)17(OH)12·75H2O
Minas del Horcajo, Almodóvar del Campo, Ciudad Real, Castile-La Mancha, SpainLargest Crystal Size: 6 mm
KGX-CQACacoxenite Fe3+24AlO6(PO4)17(OH)12·75H2O
Minas del Horcajo, Almodóvar del Campo, Ciudad Real, Castile-La Mancha, SpainDimensions: 26 mm x 20 mm x 15 mm
EXP-PW7Fluorite CaF2
Barbeito hill, Arteixo, A Coruña, Galicia, SpainField of View: 15 mm
Octahedral crystals of fluorite
XXP-J62Chrysotile Mg3(Si2O5)(OH)4
Carlés Mine, Carlés, Salas, Asturias, SpainField of View: 2.5 cm
Fibers of chrysotile
JN2-KU3Kenhsuite Hg2+3S2Cl2 , Cinnabar HgS , Corderoite Hg2+3S2Cl2
Oriental Mine, El Hembrar, Chóvar, Castellón, Valencian Community, SpainField of View: 3 mm
Kenhsuite and Corderoite crystals from this classic locality with small red cinnabar crystals
UA0-XHVCalcite CaCO3 , Pyrite FeS2
Carlés Mine, Carlés, Salas, Asturias, SpainField of View: 7 mm
Pyrite on calcite