Eralam Crystal

Eralam Crystal is a Grade 2 premium power crystal crafting material.

Source
Eralam Crystals can be obtained through the gathering crew skill Archaeology. It can be harvested from Eralam Crystal Formations on Dromund Kaas, Coruscant, Balmorra, and Taris, which requires level 55 Archaeology, or from level 17-24 Archaeology missions. There is also a chance to obtain Eralam Crystals from reverse engineering the appropriate level and type of gear.

Uses
Eralam Crystals are used in several Artifice and Synthweaving schematics.