Oil Seeps in Northern California
July 2001 by Edgar B. Heylmun, PhDIndians used asphalt from oil seeps in California for caulking boats and other objects long before the white man arrived. Spaniards noted seeps as early as 1542, and the Portola expedition in 1769 used oil for wagon axles and as a fuel. Spaniards also used crude stills for obtaining lamp oil for use in the missions.
Nicaragua, a Central American country about the size of Iowa, has not been a major gold producer, yet the nation is filled with lode gold occurrences. Natural and man-made disasters have made the country one of the poorest in...
For those of you who don’t have the time or the means available to find gold, or you are just in the wrong part of the country, there are plenty of options available to purchase precious metals.
Knowing how and when to deduct the cost and expenses of the vehicles used in the prospecting or mining operation can have significant tax implications.
A caldera is a large circular volcanic depression caused by collapse due to the removal of molten magma from an underlying magma chamber. The removal of magma is due to explosive venting of lava and pyroclastic material.
The lights are on again in the Sunshine silver mine as a New Orleans company investigates whether it is profitable to buy the operation.
I’ve been fascinated by iron minerals for many years. So let’s take a look at this very interesting and colorful element.
Through a program that began in 2011, Barrick Gold Corp.-owned Golden Sunlight has paid out more than $45 million to small miners in the last seven years...
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