Offri un caffè a MiningGeologist

I m a Professional mining engineer with years of consulting experience in the mining industry, including open cut and underground hard rock mining, quarrying and open cut coal mining. i m Involved in the planning and development of many large open cut mines in Australia, Indonesia, Asia, North America, Africa and South America. I m trying to make mining knowledge available to the public and make it affordable. if you want to support me in my journey you can buy me a coffe here .