Ktlk

Crystalline Spiderling Silk
During and after the quest Dream Weaving, you can right click and "pet" Ktlk to receive 2 Crystalline Spiderling Silks. You can repeat this action every 24 hours (real time).

Trivia
K't'lk was a Hamalki scientist, a central character in the Star Trek (TOS) novel The Wounded Sky. The Hamalki are described as glass or crystalline spiders.