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Alphabetical Gemstone List
Click on a letter for a list of gems:

A| B| C| D| E| F| G| H| I| J| K| L| M| N| O| P| Q| R| S| T|U| V| W| X|Y |Z

Gemstones that begin with the letter "L"

Gemstone Crystal System Density Hardness Refractive index Treatments

labradorite
Labradorite

triclinic 2.70 6.5-6.5 1.660-1.680 none known

lapis
Lapis Lazuli

various 2.75 5.50 1.500 none known

lazulite
Lazulite

monoclinic
aggregate
3.09 5.0 to 6.0 1.612-1.643 none known