Rubies is a Business and Entertainment Crypto Currency. RBIES coin is mined though bet-mining.
Bet-Mining new Rubies will help determine the price per coin, if people determine that it takes 0.015 BTC to make 1 BTC betting volume to unlock 30 Rubies via Bet-Mining, then that would put each Ruby valued at 0.0005 BTC. Markets will ultimately determine the value however.
Bet-Mining halved on June 1st 2016
The next halving occurs December 1st 2016
Current reward is 200 Rubies per 1 BTC of volume