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Channel: I THINK MINING » Jack Caldwell
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Tsilquot’in Nation and BC Mining–Canada’s Supreme Court Ruling

Almost everybody in mining that I talk to has an adverse opinion about the recent Canada Supreme Court ruling that the Crown has a duty to obtain First Nations or Aboriginal consent before mining on...

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Mine Waste Facility Sideslope Covers

  The exterior surface of most tailings, waste rock, and heap leach facilities include: A top deck which is the flatter surface that forms the top surface of the facility. This is usually sloped at...

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Geosynthetics Mining Solutions

The great news is that all is going well regarding the upcoming conference Geosynthetics Mining Solutions.  The conference is to be held in Vancouver September 8 to 11, 2014. We have sold out the...

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Mining in Peru

Words cannot capture a day of intense impressions.  Yet let me try. Go east of Lima into the hills (as I did today) and see this: Tailings clinging to the steep hills in defiance of gravity. A mine...

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Peruvian Mine Closure

I am told that yesterday’s posting was hard to read.  So rather than write tonight, let me simply post some pictures I took from a public road of tailings facilities closed by the Peruvian regulators....

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Peer Review for Quality Mining Reports

I have probable made this point before, but I make it again, as last week I came across a good example of what happens when the following advice is ignored. All reports issues by a consultant should...

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Origami Planes for Brains: LaFosse at His Best

I am addicted to origami–the purest form of engineering.  Take a square piece of paper and turn it into a plane that flies.  That is the final challenge. I am in California with three of the four...

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California Mining via Knotsberry Farm

Spent the past three days at California mines.  Two days at a real mine and today at Knotsberry Farm and their simulacrums of a mine.  They are to be commended for making mining fun in an amusement...

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California Mine Closure

The most confident fellow in the meeting was the specialist in permitting from Toronto. He was old, like me, and in total command of his subject. He reminded us: “California is both the most difficult...

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2014 Survey Results: Canadian Mine Salaries, Wages, and Benefits

Just published by CostMine is the 2014 Survey Results – Canadian Mine Salaries, Wages and Benefits.  I will survey some of the data in this and future postings.  First a look at average Canadian Mine...

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New news on Geosynthetics in Mining

Planning for the upcoming conference Geosynthetics Mining Solutions 2014 is well advanced. As the above news items attest, there is great interest in geosynthetics and this conference will focus on...

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Canadian Mine Wages by Commodity

The hall of the parliament building in Ottawa It does make a difference to your wages if you work on a Canadian metal or diamond or fossil fuel mine.  Here are some numbers to highlight the...

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Anglo American–We Will Get There with Mark Cutifani

At this link is an interview with Anglo American’s Mark Cutifani on the past progress and promised future performance of Anglo American.  His message: we will get there, with there being a 15% return...

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Afrikaans words for English Expression

Received the following by email. Not sure where it originated, or how widely it has been circulated. All these words remind me of growing up on a mine in South Africa. We used them all in common...

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2014 Survey: Canadian Mine Salaries

Inlaid wood floor of the library of the Canadian Houses of Parliament Continuing the postings on the new CostMine 2014 Survey Results- Canadian Mine Salaries, Wages and Benefits, here are some mine...

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United Transboundary Tribal Mining Work Group to Hit BC Mines

A Balancing Act at Granville Island It was bound to happen–I just wondered when.  With Pebble essentially down, attention now turns to new BC mines that may affect rivers that flow into Alaska.  Here...

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Geosynthetics Mining Solutions; The Best of the Best Gather to Make Mining...

Geosynthetics Mining Solutions is the first ever conference to address the topic of the use of geosynthetics in mining.  InfoMine is organizing the conference which will take place in Vancouver on...

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2,000 Blog Postings

There are two sets of numbers provided by Word Press on how many posting I have put on this blog.  One of them tallies this as the 2,000th posting.  The other say a few less.  Maybe the second takes...

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Mt Polley Mine Tailings Failure

It is always a very sad day when a major tailings facility failure occurs.  As one commenter noted to me: “Whatever the facts, the failure casts a poor light on the industry, and makes all of our jobs...

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Mt Polley Tailings Failure: Lies versus the Truth.

Today we have read all we can find on the failure of the Mt Polley tailings facility.  It is all distressing.  And mostly misleading.  Here are a few clear thoughts on the topic. The videos show that...

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