Guanambi (Bahia, BRAZIL): granite and cacti land

Thirteen years ago I travelled into Bahia’s (Brazil) hinterland to evaluate ornamental granite deposits. It was a very short stay (36 hours counting the flights to and from Lisbon). In following years, I travelled by land to the region (either en route to Chapada Diamantina or as a final destination) but the first impressions of … Continue reading Guanambi (Bahia, BRAZIL): granite and cacti land

Diamonds in the Chapada Diamantina – Bahia, Brazil

Just before starting a new trip to Brazil (into manganese mineral deposits in Goiás and Minas Gerais), this is a new photogallery for a 2004 road trip aimed at learning about the Bahia diamond deposits (geology, formation, history, social and natural settings). Of course, it was just the perfect pretext for four old friends getting … Continue reading Diamonds in the Chapada Diamantina – Bahia, Brazil

Coloured diamonds from Brazil (Bahia?)

A friend that knows I like diamonds (and other minerals and rocks) sent me a picture of a Brazilian parcel (alas, they always gift me pictures, never the stones themselves). It is a really nice looking parcel of coloured diamonds (mind you, not so long ago many of these stones would be dismissed as industrials). I have studied … Continue reading Coloured diamonds from Brazil (Bahia?)