My first reaction is: No
But if you rephrase it as "Are those resources more valuable just sitting at the bottom of a deep sea instead of mixing them into our bodies and environment?" my reaction is now: Yes
But if you rephrase it as "Are those resources more valuable just sitting at the bottom of a deep sea instead of mixing them into our bodies and environment?" my reaction is now: Yes
To be clear, I'm not sure if either of those hypotheticals are true, but I have a feeling, as with many things in life is "It's complicated".
Being good stewards of our resources with careful management / regulation is the answer, rather than unfettered exploitation or outright bans.