How to locate and click on gathering material

[Underworld King]

Hi guys i joined the green thumb and i want to make sandy cly but i have to locate it first.

I have found it but cant click on it, what shall i do ?

[Xenosaga]

The first step is a quest. Locatie it, then go back and deliver quest. This should enable the first step.

The next steps don't need quest, locate and start give orders.