precious stones

The 510 kg sapphire cluster found in Ratnapura, Sri Lanka, valued at US$100 million, has become one of the country's greatest gemstone symbols, attracting experts and reinforcing the jewel city's reputation on the world stage.

A farmer digs a well in his backyard and accidentally finds a 510 kg sapphire cluster valued at $100 million in Sri Lanka.

Maria Heloisa Barbosa Borges 06/10/2025 às 22:05

Historic auction: rare 69 kg emerald, found in Bahia and valued at R$1,15 billion, will be auctioned in Salvador with a minimum price of R$100 million. Find out how this rare stone came to market!

Metallurgy and Steelworks

Historic auction: rare 69 kg emerald, found in Bahia and valued at R$1,15 billion, will be auctioned in Salvador with a minimum price of R$100 million. Find out how this rare stone came to market!

Flavia Marinho 07/12/2024 às 19:04

emerald - deposit - stone - mining - northeast - bahia - United States

Metallurgy and Steelworks

The largest cut emerald in the world is from Brazil: a gift from Brazilian nature with an impressive carat weight of 400 kilos

Flavia Marinho 28/11/2024 às 21:50

emerald - deposit - stone - mining - northeast - bahia - United States

The largest emerald in the world weighing 400 kg found in the Brazilian Northeast is worth almost R$2 billion reais

Flavia Marinho 10/09/2024 às 22:21

One of the largest gemstone nuggets in the world has been discovered! An artifact worth millions had been used for decades as a doorstop in an elderly woman's home and was even overlooked in a robbery

One of the largest gemstone nuggets in the world has been discovered! An artifact worth millions had been used for decades as a doorstop in an elderly woman's home and was even overlooked in a robbery

Alisson Ficher 06/09/2024 às 17:41

amethyst - mining - deposit - crystals - stones -

The largest amethyst deposit in the world is revealed in Brazil: China is the biggest buyer of this underground treasure, where a single crystal was capable of reaching the surprising weight of 35 tons

Flavia Marinho 23/07/2024 às 21:59

“gold”, “gold mine”, “agribusiness”, “Sérgio reis”,

Sérgio Reis sells farming empire after discovery of GOLD MINE on one of his farms!

Roberta Souza 24/06/2024 às 19:11

topaz - amazon - london

The largest Blue Topaz in the world, a stunning 9,981-carat gem that enchanted London, was found almost 50 years ago in the deep Amazon!

Roberta Souza 28/05/2024 às 16:12

deposits - amethysts - pre-salt - rio - RS

Brazil discovers 'lilac pre-salt' in RS; deposit of amethysts in Los Catalanes province, in Uruguay, advances in gaucho lands

Flavia Marinho 03/06/2021 às 10:55