It costs between $1 and $40 a ton to build, operate, and close a mine tailings facility.  That is as specific as I was able to be when answering a question today in response to an enquiry from Australia.

There is a surprising paucity of data out there on the cost of tailings management.  We have [...]

Yesterday I finished a three-day EduMine webcast on Mining Investment – Understand the Risks.  Today I took my own advice to heart and attended a presentation by Luquman Shaheen of Panoro Minerals Ltd on their projects in Peru.  Should I invest?  Should I advise you to invest?  Should we join Hudbay Minerals who own some seven percent of the [...]

In the Job Shop or Jumbled Flow Process, products are made in batches intervail intermittent. Job Shop organize equipment and labor to the Work Center based on the type of work. Mixed flow pattern (jumbled flow pattern) and there are varieties of products.

Originally Posted on ArifInfo.

We grow old. Our vision and hearing wears away as time passes. The sound of music no longer makes an impact as it did in youthful days. We constantly stretch fingers towards volume knobs for maximum gain. Embarrassing situations demand louder conversation and nagging to ‘speak up.’ Ears recall fading echoes growing ever more faint. [...]

Spent time setting up sessions for the upcoming conference on paste and thickened tailings in 2013.  Along the way, I checked out recent web additions on the topic.  Here is what I wrote as a result–I post as the links may be helpful.

The book that probably started it all is Thickened Tailings Disposal in the [...]

Principal elements of Successful Product and Quality Management :

(1) focus on the consumer;

(2) support of the company’s organizational culture;

(3) proper equipment and techniques;

(4) quality of Human Resources (HR).

Quality of Human Resources (HR) is the key of Successful Product and Quality Management. The way of human resource development : training or consultation, to be [...]

A 5.7 earthquake has just rattled the building here in Santiago where I sit. This link tells us the magnitude, location, and depth—a real deep 95km.

I was sort of day-dreaming my way through compilation of a PowerPoint presentation, when the computer started to shake and I heard the noise of the windows and screens. [...]

As you may know, a good night’s rest is needed to wake up in the morning feeling refreshed. If our bodies don’t get enough sleep we tend to perform daily activities at a sluggish rate. Even with the aid of caffeine, our brains are not as focused as they could be. Cognitive function is important [...]

Problem Solving is a skill and a process which you can learn. You can implement the process to help you solve a problem by following the seven steps outlined in this Learning Guide. Once you have learned the steps and begun to implement the process, problem solving will be a new skill which you have [...]

I am back in Santiago, having barely survived the long flights, excess food & drink in Business Class, and the two hours getting through Chile Immigration & Customs. Seems like twelve planes arrived at the same time; I have never seen an airport anywhere as crowded and slow. This is part of the [...]