Site Contents

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 "E"

Gemstone Crystal System Density Hardness Refractive index Treatments

ekanite
Ekanite

cubic 3.28 6.0-6.5 1.597 none known

emerald
Emerald

hexagonal 2.72 7.5-8.0 1.746-1.755 dying, fracture filling, oiling

enstatite
Enstatite

orthorombic 3.25 7.5-8.0 1.663-1.673 none known

epidote
Epidote

monoclinic 3.40 7.5-8.0 1.729-1.768 none known

euclase
Euclase

monoclinic 3.08 7.5 1.652-1.671 none known

eudualite
Eudialyte

trigonal
2.8-3.0 5-51/2 1.598-1.602 none