Same photo…but look at the ‘top’ of the tooth in the picture. Can you see the small ‘line’ that seems to touch the adjacent tooth? This tooth is cracked in multiple areas, but the only portion that broke off is at the bottom. I would bet the tooth was already fractured when it was filled with this composite (it was done before the patient came to my practice). In fact if you look at the recent posts below, you can see what this one probably looked like before the silver filling was replace.
Look here:
