Broken Basilisk Teeth

About 2s 0c on Beta · Horde (7 hours ago) and 2s 0c on Beta · Horde (1 day ago), from player scans. A vendor pays 70c, so the auction house pays 2.7× more.

No. It is in Classic Era too, with the same item level, vendor price and stack size.

Sell it on the auction house. After the 5% cut a stack of 20 brings about 38s 0c there, against 14s 0c at a vendor.