Aug 23 (Reuters) - Alianza Minerals Ltd ANZ.V :
* Alianza Minerals retains Yanac copper property and announces board change
* 50 King Capital informed it will not pursue option to earn additional 20 percent interest in Yanac copper property
* 50 king will relinquish its 50 pct interest in property in return for a 0.5 pct net smelter royalty Source text for Eikon: ID:nMKWdYp9sa Further company coverage: ANZ.V