laborers digging for sapphires in the mines of Ilakaka in Madagascar

africa african afro bolivia daily life ilakaka indigenous industry labouring madagascar man only native otras palabras clave republic at work color colour dig digging drudgery exterior famous gem gems group hard hard labour hardship human laborer laborers labour landmark malagasy man men mine mines mining only man open pit mine outdoor outdoors outside people person photo photography prospecting rhythm sapphire sapphires the unison work worker workers working