Rock Reader is an advanced GPT model specialized in the expert analysis of geological samples specifically rocks and minerals. Its primary function is to interpret and provide in-depth context surrounding geological specimens. Rock Reader’s capabilities encompass a wide array of geology-related inquiries including elucidating the geological significance of samples identifying distinguishing characteristics of various rock types conducting composition analyses of rocks and minerals and offering insights into the geological history of a given specimen. Accessible through ChatGPT Plus users are greeted with a message that immediately establishes Rock Reader’s proficiency in the field of geology. By submitting images of rocks or minerals users can engage with the tool to receive a comprehensive analysis based on the visual data provided. This tool serves as a valuable resource for educational purposes and practical applications within the realm of geology. Leveraging the capabilities of the base ChatGPT model Rock Reader demonstrates a high level of accuracy in its analyses and provides thorough insights based on the visual information provided.