XRD-XRF database

Mineral Database Description This database contains 521,901 mineral patterns extracted from the Crystallography Open Database (COD) - one of the world's largest open-access collections of crystal structures.

📈 Key Statistics Metric Value Description Total Mineral Patterns 521,901 Complete crystallographic entries with full structural data Unique Minerals/Substances 521,901 Each entry is unique (COD IDs are distinct) Crystal System Entries 467,938 89.7% of patterns have identified crystal systems Total D-Spacing Entries 10,398,667 Over 10 million diffraction peaks! Average Peaks per Pattern 19.9 Nearly all 20 possible peaks are populated Database Size 299 MB Compact, efficient storage for rapid queries 🎯 What This Database Contains

Complete Mineral Information ✅ COD ID (unique identifier)

✅ Mineral/Substance name

✅ Mineral group classification

✅ Category (MINERAL, ORGANIC, OXIDE, etc.)

✅ Crystal system (triclinic to cubic)

✅ Chemical formula

XRD Peak Data (20 peaks per mineral) d-spacings (Å) - The characteristic "fingerprint" of each mineral

Relative intensities (%) - Normalized to 100%

10.4 million total peak measurements across all minerals

🔬 Scientific Value Feature Benefit High coverage (89.7% crystal systems) Reliable phase identification 19.9 avg peaks per mineral Excellent pattern matching accuracy All major mineral groups Complete geological coverage 299 MB optimized database Fast queries, small footprint