Narrator: High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. But mining black ... of just over 2,000 people. Miners have been searching ...

Since seizing power in August 2021, the Taliban say they have signed deals with scores of investors to mine gemstones ... spend it on helping the Afghan people?” Mr. Sharifi said he did not ...