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Gem ID Database

PrettyRock.com presents a gemological research database that allows you to quickly find the gemstones that match the properties revealed by using gem identification instruments. The dark blue header shows the instrument used to reveal a specific property. The light blue header shows the properties reveal by the instrument above it. The next row is where you enter in the properties you get from your gemstones. The last row allows you to set how precise the search should be. Click Find Matches to search for gemstones that match the properties you have entered.

Refractometer				Dichroscope	SG Kit Cts Air	Polariscope / Conoscope		Gem Name:
RI	Spot?	BiRefringence	Refractivity	Pleochroism	SG Cts Wtr	Optic Char.	Optic Sign	Display	Click to Find

Visual Properties					UV Light			Picks
Color	Transparency	Fracture	Cleavages	Cleavage	LW	SW	Phosphorescence	Mohs

>>Please enter search criteria to retrieve information.

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Common Searches

Quartz
Beryl Topaz Garnet Sapphire

Gem ID Database - search provided by PrettyRock.com

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Recent Hand Select	Select by Mineral Family	Select by Origin Country	Select by Carat Weight	Select by Price	Select by Color
Facet Rough Parcels	Rough Clarity Chart	Synthetic Rough	Facet Rough Overview
Ultra-Tec Facet Machine	Faceting Laps	Diamond Powders	Facet Wax & Misc.	Cabochon Machines	Faceting Books & Videos
Gem Identification Tools	Gem Filters	GemOro Microscopes	Gem Scales	Gem Loupes	Gem Tweezers
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