Tablets & telescopes task

[clairbear43]

Hi is somebody able to help me with this task please?
Find a material that focuses on light

I really want to complete it but I am stuck as to what I am looking for? Thank you
Clair

[meme1098]

From the Hub:

* Find a material that focuses light 0/1 (skip 20)
* Find a material that shimmers and sparkles 0/1 (skip 20)
* Find a material that can be polished to a shine 0/1 (skip 20)
Note: the 3 items needed are mermaid scales from ponds or wells, jewels and silver ore from rocks or the sparking mine)
Note: Unlocks Matrix when goal completed
Rewards: 2500 coin, 5 xp

The Hub is a great resource.

The link to Old Thomas goals:
https://forums.storm8.com/showthread.php?94062-Castle-Story-New-Main-Story-Goal-Guide&p=1342380&highlight=Tablets+telescopes#post1342380