> For the complete documentation index, see [llms.txt](https://docs.bit-bank.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.bit-bank.io/the-bit-bank-ecosystem/xinvest/precious-metals-trading.md). # Precious Metals Trading **Token Sizes and Pricing** Each token represents 1 gram of pure gold. It will be priced at the prevailing rate for gold on international markets. **Vaulting and Storage** Physical bars are stored in the Switzerland in internationally accepted vaults. They are stored separately from other gold in the vault. **Metal Backing** All metal tokens are 100% backed by real physical metal. The mtealcomes in standardized 1 kg - 15K kg bars of 999.9 purity from Swiss recognized refineries. **Conversion of Metal Tokens** Token holders have the right to convert their tokens to physical metal via PGP. Any investor holding coins equivalent to 1 kg or more of gold can cancel their tokens in exchange for equivalent gold in multiples of 1000 tokens (1 kg gold). **Digital Custodian** Gold tokens are issued with an approved digital custodian. The custodian will maintain records to offer accountability and an audit trail of all transactions in your wallet --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.bit-bank.io/the-bit-bank-ecosystem/xinvest/precious-metals-trading.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.