Chotachetan, this is an interesting exercise. I found this on...

Chotachetan, this is an interesting exercise. I found this on the web, BUT I am not a financial analyst.
I just love gold and silver, so I have a bias for SLR. It is also based in WA, so war and political upheaval are a very low risk.
Dec 15: Total assets: 253.24 m
Dec 15: Total liabilities: 70.32 m

"Silver Lake is an all Australian, ASX listed gold producing and exploration company operating in the Eastern Goldfields district of Western Australia.
Silver Lake's land position in Western Australia covers highly prospective under explored tenements containing gold, silver and copper.
Silver Lake has JORC Resources and JORC Ore Reserves (as at 30 June 2015) containing:

• 5.0 million ounces of gold inclusive of 0.8 million ounces of reserve;
• 10.5 million ounces of silver, and
• 133,650 tonnes of copper."

http://www.silverlakeresources.com.au/
I am not a financial advisor and please make up your mind.