Overview

Version:
2.3.0
Last updated: 2026-09-17
Ranking
#1,139,252 ▼ 6,123
Overall

Features & Capabilities

New "Optics Lab"

Systematic Gemology Notes

An offline reference app dedicated to gemology learning, covering the fundamental properties, crystal structures, and systematic classification of common gemstones.

KEY FEATURES

• Gemstone Browser — Reference material organized by crystal system and gemstone species • 3D Crystal Models — Interactive displays of each gemstone's crystal structure; rotate and zoom to examine every angle • Detailed Notes — Systematic knowledge covering physical properties, optical characteristics, and key identification points • Fully Offline — No internet connection required; study anywhere, anytime

Ideal for gemology students, professional gemologists and appraisers, jewelers, and collectors.

User Growth & Download Statistics

App
By:
际 郭
Version:
2.3.0 Last updated: 2026-09-17
Version code:
891536113
Creation date:
2026-08-18
Compatible devices:
Size:
29.76MB
URLs:
Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-09-20
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
际 郭
Apple Apps Store
https://apps.apple.com/us/app/gemology-notes/id6797660418

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