7390 JL4983 Sigloite, Siglo Veinte Mine, Llallagua, Rafael Bustillo, Potosí, Bolivia
Type Locality. Ex Joan Lamond Collection.
Type Locality. Ex Joan Lamond Collection.
Type Locality. Ex Joan Lamond Collection.
Two twinned bournonite crystals on matrix. Largest crystal 33x21x5mm.
Heavy specimen. Most of the matrix is cassiterite too. Video best viewed full screen.
Ex Barry Johnson Collection. Type Locality.
Many patches of gold in crystaline quartz with a few stannite crystals.
Type Locality for both species. Light blue vauxite and aqua green paravauxite. Ex Trevor Boyd Collection.