I know there are already achievements for discovering all locations in Eureka and completing the campaign, but I think there should also be achievements for some of the other stuff too. I came up with some ideas. Hopefully SE will consider them...

Talking to Rocks I (Obtain a cumulative total of 1,000 protean and/or anemos crystals.)
Talking to Rocks II (Obtain a cumulative total of 2,000 protean and/or anemos crystals.)
Talking to Rocks III (Obtain a cumulative total of 3,000 protean and/or anemos crystals.)
Talking to Rocks IV (Obtain a cumulative total of 4,000 protean and/or anemos crystals.)
Talking to Rocks V (Obtain a cumulative total of 6,000 protean and/or anemos crystals.)

I Heart Carpal Tunnel Syndrome I (Kill 1,000 enemies in Eureka.)
I Heart Carpal Tunnel Syndrome II (Kill 10,000 enemies in Eureka.)
I Heart Carpal Tunnel Syndrome III (Kill 50,000 enemies in Eureka.)
I Heart Carpal Tunnel Syndrome IV (Kill 100,000 enemies in Eureka.)
I Heart Carpal Tunnel Syndrome V (Kill 200,000 enemies in Eureka.)

Watching Paint Dry I (Spend a cumulative total of 3 hours in Eureka.)
Watching Paint Dry II (Spend a cumulative total of 50 hours in Eureka.)
Watching Paint Dry III (Spend a cumulative total of 100 hours in Eureka.)
Watching Paint Dry IV (Spend a cumulative total of 500 hours in Eureka.)
Watching Paint Dry V (Spend a cumulative total of 1,000 hours in Eureka.)

My Therapist Loves Me (Earn the following three achievements: Talking to Rocks V, I Heart Carpal Tunnel Syndrome V, and Watching Paint Dry V)