nah, it's glowstone dust

String maybe

string is useful for crafting a bow so you can use the arrows they give you

Gravel drops flint which is crafted into arrows

plus: they don't even give you very much glowstone dust and glowstone dust is rare from them

Fair enough

But you have 5% chance of getting ender pearls

Sometimes they do

i know what gold is

So I’m not very good at photoshop but this is the best I could do

true