Gemstone & Rock Scanner

🔍 Identify Rocks & Gemstones Instantly — Even Offline

Rock Scanner is a fast, beautiful, and easy-to-use rock and gemstone identification app that works completely offline. Simply point your camera at a specimen, choose a photo from your gallery, or open an image file from your device to identify rocks, minerals, and gemstones in seconds.

The app automatically detects stones in your image, lets you select the one you want to identify, and displays the most likely matches with confidence scores. You can also explore the built-in offline field guide to learn more about hundreds of rocks and gemstones anytime, anywhere.

✨ Features

• 📷 Identify rocks and gemstones from photos
• 📸 Scan using your camera, gallery, or image files
• 🎯 Automatic object detection with selectable specimens
• 📊 Multiple prediction results with confidence scores
• 📚 Complete offline rock & gemstone field guide
• 🔎 Search and browse the built-in collection
• 🕒 View your recent identification history
• 🌙 Light and dark mode support
• 🔒 Privacy-first design — your photos stay on your device

📖 Learn More About Every Specimen

Each identification includes detailed information such as:

• Overview and description
• Alternative and common names
• Identification characteristics
• Visual recognition tips
• Similar-looking rocks and gemstones
• Simple tests and important cautions
• Chemical formula and mineral classification
• Mohs hardness, density, color, streak, and magnetism
• Physical and chemical properties
• Formation, origin, and where it is commonly found
• Common uses, care tips, and collecting information
• Value factors and frequently asked questions

Whether you're a beginner, student, hobbyist, collector, rockhound, or geology enthusiast, Rock Scanner is a handy companion for exploring the fascinating world of rocks, minerals, and gemstones.

Because everything is stored locally, you can identify specimens and access the field guide without an internet connection after installation.

Important: Photo-based identification is intended for educational and informational purposes. Results may not always be accurate due to lighting, viewing angle, image quality, treatments, weathering, or visually similar materials. For valuable gemstones, jewelry appraisals, scientific identification, or safety-related decisions, please consult a qualified gemologist, geologist, or certified laboratory.