[All in moderation]

I know this will start a debate, but I do learn from others opinions and views. So here it is, what is the min. bolt action rifle cal. and bullet type, that you would use for a 300 yard shot on an elk sized animal to guaranty a through shoulder joint penentration into the vitals. The bullet must penetrate the hardest bone in shoulder and still have enough mass and velocity left to down the animal.