Talk:Update 0.16.0/@comment-29725781-20160904023710/@comment-28478783-20160904033734

It can also appear to be a smooth stone brick, I believe, and they don't look any different the original block. You can identify it as a monster egg by mining it but stopping before you break it, as it will take longer to mine (in case you don't want a silverfish spawning in your face).