If you look at Mungana market cap at $50m then KZL's share of them is worth about $27m, MUX has about 60m shares.
KZL market cap is about $440m and they have about 700m shares.
You cant draw a distinction between companies based on share price, it depends on their market cap. just because MUX is at 84c does not mean it is worth more than KZL or that KZL shares should be more than MUX.
This is pretty basic stuff that you should know, especially if you are throwing money into the market.
KZL Price at posting:
63.5¢ Sentiment: Buy Disclosure: Held