Rock Identifier: Stone & Gem

Contains adsIn-app purchases
Content rating
Everyone
50+
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Content rating
Everyone
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About this app

Wondering what that rock, mineral, or gemstone really is? Just snap a photo and let Rock Identifier reveal its name, value, formation, and fascinating history in seconds.

Powered by AI, Rock Identifier is your pocket geologist — a rock identifier, mineral analyzer, crystal finder, and gem tester all in one app.

🔍 KEY FEATURES

• Instant Photo Identification
Snap a photo of any rock, mineral, crystal, gem, fossil, or meteorite and get accurate results in seconds. Works on common stones, rare minerals, polished gems, and raw specimens — wherever you find them.

• Ask an AI Geology Expert
Have questions like "Is this quartz or calcite?" or "How was this stone formed?" Ask our built-in AI geologist and get detailed, easy-to-understand answers anytime.

• Value & Rarity Estimates
Discover an estimated value range and rarity rating for your find — like having a virtual rock and mineral appraisal tool in your pocket.

• Origin & Formation Insights
Learn how, where, and when your specimen formed. Explore mineralogy, geology, and earth science with rich, detailed information for every result.

• Gemstone Identification
Recognize precious and semi-precious gemstones — including diamonds, rubies, sapphires, emeralds, opals, amethysts, turquoise, and many more.

• Personal Rock Collection
Save and organize your identified rocks, minerals, and gems with photos, custom notes, and detailed info. Build your own virtual cabinet of curiosities.

• Scan History
Every identification is saved automatically, so you can revisit previous finds, compare specimens, and pick up right where you left off.

🪨 PERFECT FOR

• Rockhounds and mineral collectors
• Hikers, campers, and outdoor explorers
• Crystal and gemstone enthusiasts
• Geology students, teachers, and homeschoolers
• Beach combers and treasure hunters
• Curious kids and parents exploring nature together
• Anyone wondering what that strange stone in the yard might be

🌍 WHY ROCK IDENTIFIER?

Every rock has a story — and you deserve real answers, not guesses. Rock Identifier combines modern AI vision with detailed geological data to give you fast, helpful insights into the stones, minerals, crystals, and gems you find.

Whether you are on a hiking trail, exploring a beach, sorting through your collection at home, or just curious about an unusual pebble in your yard, Rock Identifier helps you understand what you have and why it is interesting.

📸 HOW IT WORKS

1. Open the app and tap the camera button
2. Take a clear, well-lit photo of your rock, mineral, or gem
3. Get an instant AI identification with details and an estimated value
4. Save it to your collection or ask follow-up questions in the chat

🔒 PRIVACY-FIRST

Photos are used to identify your specimen and are not sold to advertisers. You stay in control of your collection and your data.

💎 START YOUR JOURNEY

Stop guessing. Start discovering. Download Rock Identifier today and turn every walk, hike, and adventure into a journey through earth's hidden treasures.
Updated on
Jun 21, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Committed to follow the Play Families Policy

What’s new

Rock Identifier: Appraisal