The IgarapÃ© Bahia gold deposit has developed from weathering of a near-vertical hydrothermal Cu (Au) mineralization zone. The unweathered bedrock composed of chlorite schists is mainly metamorphosed basalts, pyroclastic and clastic sedimentary rocks and iron formation.
So what exactly is Bitcoin? Bitcoin is a digital currency and digital payment system that allows people to send and receive Bitcoins â or digital tokens â to anyone, anywhere in the world. It runs on a decentralized network of computers in which all transactions are recorded, verified and updated by technology known as blockchain, which is akin to an online public ledger.
Bitcoin Is Back Above $11,500, But Bulls Not Out of the Woods Yet. Jan 18, 2018 at 12:30 | Omkar Godbole. Despite a sharp recovery to over $11,500 today, bitcoin's price is still on shaky ground, the charts suggest. Report: South Korea Could Decide This Week on Crypto Exchange Regulation Jan 18, 2018 at 06:30 | Wolfie Zhao