Identify rocks and minerals in seconds.

Snap a photo and get an instant best-match ID, key traits, and simple field checks to confirm—without carrying a heavy guidebook.

Confidence score Lookalike comparisons Collections

Basalt

Confidence: 92%
Luster: dull
Grain: fine
Color: dark

Lookalikes:

Andesite Gabbro

Verification tips:

Check grain size; look for vesicles.

Built for hikers, students, collectors, and teachers.

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10k+ IDs completed

How it works

1. Snap or upload

Take a photo of your specimen or upload an existing image from your gallery.

2. Get best-match + confidence

Receive instant identification with a confidence score to guide your assessment.

3. Verify with field checks

Use suggested verification steps to confirm the identification in the field.

Features

Best-match identification

Get the most likely match with a confidence score to assess reliability.

Key traits

View hardness, luster, streak, and other identifying characteristics at a glance.

Compare lookalikes

See similar specimens side-by-side to help distinguish subtle differences.

Save to collections

Organize your finds with optional location tagging for future reference.

Offline field pack

Access identifications and reference materials even without an internet connection (Pro).

Learning mode

Test your knowledge with interactive quizzes to become a better identifier.

Example results

Basalt

Confidence: 92%
Luster: dull
Grain: fine
Color: dark

Lookalikes:

Andesite Gabbro

Verification tips:

Check grain size; look for vesicles.

Best-effort ID—lab testing required for certainty.

Pricing

Free

  • Limited scans per day
  • Basic results
  • Save to collection
Most popular

Pro

  • Unlimited scans
  • Offline field pack
  • Advanced traits
  • Compare tool
  • Ad-free

Cancel anytime.

Privacy & Safety

Privacy

  • We only process what's needed to identify your photo.
  • Location tagging is optional.

Safety note

Some minerals can be hazardous—avoid grinding or inhaling dust; wash hands after handling unknown specimens. Identification is best-effort; use verification steps.

Frequently asked questions

Ready to identify your next find?