This is how I'd do the powers of the punctuation mark gems that don't appear in English Alphabet Lore. I based them all on how they're used in Trad-Eng. What do you think? Also, a gem's power can vary across lores.
Credit to @ItsWinktheWolf and @elithepidude for the gem vectors, @wario100 for the ideas for the parenthesis and at gem, and Mike Salcedo for Alphabet Lore.