Formula: Cu2AgPbBiS4
Origin of name: after type locality, Angela Mine, Los Manantiales district, Gastre, Chubut, Argentina
Crystal system: Monoclinic
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Twinning:
Unit cell: a = 4.0329 Å, b = 12.734 Å, c = 14.639 Å, α = 90.103°
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Comments: epithermal gold ore in volcanic rocks, IMA approved 2003
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