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NarSysTech's Gem and Rock Collector App (GRC) provides a fun and educational way to maintain your rock and gem collection, complete with pictures, weights and values. Whether a serious collector, a retailer, or a novice that wants to learn about the endless and beautiful creations that nature provides, GRC is the complete collectors app with many unique features.

• Look at samples of 100's of gemstones and rocks.
• In all different forms, from rough, in matrix, faceted, nugget, cabochon, slab and crystal.
• Store your collection complete with values, country of origin, weight, color and types.
• Understand how much your collection is worth and watch it grow
• Learn about 100’s of precious and semi-precious gemstone
• Find chemical formula, hardness, crystal structure, mineral class, colors, etc… for every stone

Try it for 7 days for free. Subscribe by the month or annually at a low introductory price of $1.99 and $19.99, respectively.

Have fun, learn and build your collection.