Prospector

1. The premise of Prospector is that they player is digging down for gold, whereas the premise of Tri-Peaks is that they player is trying to climb three mountains.

2. The objective of Tri-Peaks is just to clear all of the cards. The objective of Prospector is to earn points by having long runs of cards played without having to draw a card from the draw pile, and each gold card in the run doubles the value of the whole run.