Instantly identify rocks and stones with our free AI-powered rock identifier. Simply upload a photo of any rock specimen, and our advanced AI will identify it, provide detailed information about composition, formation, properties, and classification to help you better understand and appreciate the fascinating world of geology.
Upload or capture a rock/mineral image
For best results, ensure the specimen is clearly visible with good lighting
Upload an image of a rock or mineral to get detailed geological identification and information
• Rock & mineral identification
• Physical properties analysis
• Geological formation info
• Uses & safety information
Rocks differ in composition, formation processes, texture, and properties. Here's a quick overview of the main rock categories:
Formed from the cooling and solidification of magma or lava. Their texture depends on cooling rate and mineral composition.
Examples: Granite, Basalt, Obsidian, Pumice
Formed from the accumulation, compaction, and cementation of sediments, organic materials, or chemical precipitates.
Examples: Sandstone, Limestone, Shale, Conglomerate
Formed when existing rocks are subjected to heat, pressure, or chemical conditions that cause them to change in mineral composition or texture.
Examples: Marble, Slate, Schist, Gneiss
| Category | Description | Example Rocks | Common Traits |
|---|---|---|---|
| Igneous Rocks | Formed from the cooling and solidification of magma or lava. Their texture depends on cooling rate and mineral composition. | Granite, Basalt, Obsidian, Pumice | Interlocking crystals, range from fine to coarse-grained, often contain quartz and feldspar, no layers or fossils |
| Sedimentary Rocks | Formed from the accumulation, compaction, and cementation of sediments, organic materials, or chemical precipitates. | Sandstone, Limestone, Shale, Conglomerate | Often layered, may contain fossils, composed of fragments or grains, formed at Earth's surface |
| Metamorphic Rocks | Formed when existing rocks are subjected to heat, pressure, or chemical conditions that cause them to change in mineral composition or texture. | Marble, Slate, Schist, Gneiss | Often foliated or banded appearance, recrystallized minerals, typically harder than original rock, no fossils |
Note: The rock cycle continuously transforms rocks from one type to another through geological processes. Each rock has a unique composition, texture, and formation history that makes it fascinating for study and collection.
Our AI Rock Identifier uses advanced computer vision and machine learning to analyze rock and stone images. Simply upload a photo of a rock, and the AI will identify the rock type, provide a confidence score, and offer detailed information about composition, formation, properties, classification, and more.
The AI provides a reasonable estimate based on visual analysis, but results may vary depending on image quality, lighting, and rock positioning. The tool provides a confidence score to indicate how certain the AI is about its identification. For rare specimens or rocks with unusual textures, it will identify the most probable match.
Our AI can recognize hundreds of common rocks and stone types. However, it may have difficulty with very rare specimens, rocks with unusual textures, or specimens that haven't been properly cleaned. The clearer the image and the more distinctive the rock characteristics, the better the results.
For best results, take clear, well-lit photos that show the rock's distinctive features like color, texture, grain size, and overall form. Including multiple angles of the specimen can help with identification. Try to capture these features in focus without blurring, and if possible, include something for scale reference.
Absolutely! The AI Rock Identifier provides detailed information about each rock's composition, geological formation, properties, practical uses, and classification. This can be valuable for geology education, rock collection, and field identification. It's a great tool for both beginners and experienced collectors to learn more about the specimens they encounter.
Disclaimer: This tool utilizes generative AI technology and is provided for general information and educational purposes only. The content generated may not always be accurate, complete, or up-to-date. It is not intended to replace professional advice, diagnosis, or treatment. Users should exercise their own judgment and consult qualified professionals for specific concerns. We make no representations or warranties regarding the accuracy or reliability of the information provided.