For your beginning in mining, before finding the most promising virtual currencies on the market, the most important for you is to list reliable and reassured sites on which you will be able to evolve. I personally, I make trading of crypto currencies (Ether and monéro) on cryptos-currency. I find that these are blue chips, especially as they give me a good profitability. On top of that, I receive even an individual assistance of a professional broker when I am in the need.
First of all, you need to know that cryptocurrency mining is not an easy thing to do. There are a lot of parametres to be factored in. If you really want to mine a cryptocurrency, i am reading a lot of positive things about Monero. You can try your luck but see all the aspects before mining.