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Mineral mining
The extraction of valuable minerals or other geological materials from the earth for economic interests.
Industry: Mining
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Mineral mining
tugtupite
Mining; General mining
A tetragonal mineral, Na 4 AlBeSi 4 O 12 Cl ; in the Ilimaussaq massif, southwest Greenland. Formerly called beryllosodalite.
chiolite
Mining; General mining
A tetragonal mineral, Na 5 Al 3 F 14 ; massive; granular; occurs with cryolite.
wardite
Mining; General mining
A tetragonal mineral, NaAl 3 (PO 4 ) 2 (OH) 4 .2H 2 O ; bluish-green; forms oolitic or crystalline encrusting layers; in Cedar Valley and near Fairfield, UT.
cyrilovite
Mining; General mining
A tetragonal mineral, NaFe 3 (PO 4 ) 2 (OH) 4 .2H 2 O ; in pegmatite at Cyrilov, Moravia, Czech Republic.
maucherite
Mining; General mining
A tetragonal mineral, Ni 11 As 8 ; forms tabular crystals; occurs in nickel-cobalt-nativesilver ore deposits.
placodine
Mining; General mining
A tetragonal mineral, Ni 11 As 8 ; forms tabular crystals; occurs in nickel-cobalt-nativesilver ore deposits.
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