Geology Toolkit Premium is a ONE-TIME PURCHASE! ℹ️ The Geology Toolkit Premium app is the thoroughly practical, lively, and comprehensive 'Swiss Army Knife' for geologists. Whether you are a veteran geologist, a university student, or a rockhound, this app provides a massive database and specific tools for petrology, mineralogy, and fieldwork. 📢 One-time purchase. No subscriptions. Ad-free. ⭐ KEY FEATURES ⭐ 🔬 OPTICAL MINERALOGY & PETROGRAPHY — Don't have a microscope handy? No problem. ➡️ Virtual Microscope: Explore thin sections of 100+ igneous, metamorphic, and sedimentary rocks under transmitted light. ➡️ Interactive Birefringence Chart: A fully interactive Michel-Lévy / Raith-Sørensen chart. Simulates interference colors and birefringence in real-time. ➡️ Fast Identification: Algorithmic identification of minerals in thin sections (Transmitted & Reflected light). 💎 3D CRYSTALLOGRAPHY & MINERALS — Visualize crystal systems like never before. ➡️ NEW: Miller Indices: Interactive 3D simulation to understand crystal planes in real-time. ➡️ 3D Content: Explore Crystal Structures, Crystal Forms (including Twinning), and 3D models of minerals and rocks. ➡️ Crystallography: 14 Bravais Lattices and 32 Crystal Classes in 3D. 🪨 IDENTIFICATION & DATABASES The "Mother lode" of geological data in your pocket. ➡️ AI Rock & Mineral ID: Identify rocks and minerals simply by taking a photo. ➡️ Handbook of Minerals: Search 6,000+ mineral species (chemistry, locality, structural group). ➡️ Handbook of Rocks: Compendium of 4,000+ fully searchable rock types. ➡️ XRD Database: 6,000+ entries for X-Ray Diffraction analysis. ➡️ Paleontology: 500+ entries for fossils (vertebrates, invertebrates, and plants). 🛠️ FIELD TOOLS & UTILITIES ➡️ GeoCompass: Digital Brunton compass for Strike and Dip measurements. ➡️ GPS: Location tracker for field notes. ➡️ Geological Time Scale: Fully interactive and updated. ➡️ Periodic Table: Interactive table with mineralogical data. ➡️ Calculators & Charts: Mohs Hardness, Solubility, Bragg’s Law, CIPW Norm Calculation, and more. 📚 LEARN & TEST ➡️ Geology for Starters: Essentials of geology and "Did you know?" facts. ➡️ GeoQuizzes: Test your knowledge on Systematic Mineralogy, Rock types, and Crystallography. ➡️ Dictionary+: Over 10,000 geological terms covering petrology, geochemistry, and more. WHY GEOLOGY TOOLKIT? ✨ Customizable: Pin your favorite features to the dashboard for quick access. ✨ Offline Capable: Most databases and tools work without an internet connection (perfect for the field). ✨ Monthly Updates: New content and features added regularly. Note: This application is intended as a virtual manual and guide for disciplines like Mineralogy, Crystallography, and Petrology. It is a powerful companion but does not replace university classes or dedicated professional books.