From the $939bn invested in major projects between 2008 and 2017, the world’s top 40 mining companies by market cap. wrote-off $273bn or 29% of the initial capital outlay.
Diamond Mining News
Getting to them would take technology far beyond what we currently have at our disposal.
Gemstone producer us is expanding its footprint in Mozambique by acquiring nine ruby assets from ASX-listed Mustang Resources and Regius Resources Group.
The 3.14-carat polished emerald cut diamond, known as The Argyle Alpha, is part of the line-up of 63 rare pink, red and violet diamonds in the 2018 Argyle pink diamonds tender.
More than 30 people suggested naming the diamond "Lev Yashin" in honour of the legendary Soviet goalkeeper. The first participant to propose this idea was Ilya Turbachev from Chelyabinsk, who is to receive a ticket to the final game. The focus of the competition, a 76.53-carat rough diamond, mined at International pipe, will be named "Brilliant Moment!" The suggestion came from Aytalina Argunova from Mirny, who will also receive a ticket to the final game.
This time is a 114-carat white stone.
Over 80 percent of the total workforce earn a piece rate of 1 to 25 rupees for each stone they polish and have no social benefits.
The 0.50-carat stone was found at the company’s Karpinskaya-1 pipe, located in the northern Arkhangelsk Region.
Uncertainty around the charter has deterred investment into a sector that accounts for 8 percent of gross domestic product in the world's top platinum producer.
SYNTHdetect, launched last year, is the first synthetic diamond screening device.
Production at Lucapa's 40%-owned Lulo project, in Angola, rose 20% during the June quarter.
Mineral Resources Minister Gwede Mantashe believes mines on care and maintenance are bad for the economy.
The Kimberley Ekapa joint venture focuses on mining in the South African town of Kimberley.
In 2017, the total revenue of ALROSA from the sale of diamonds at tenders and auctions in Vladivostok exceeded $70 million. On the first 2018 auction held in May ALROSA sold large rough diamonds for $14.8 million. Until the end of 2018, ALROSA will hold two more auctions in Vladivostok - in September and November.
Rio Tinto‘s Australian Diamonds programme has launched its latest campaign in India highlighting a new range of affordable bridal and fashion jewellery from the company’s Argyle diamond mine in Australia.
Australia’s Lucapa Diamond (ASX:LOM) has found an 89-carat yellow diamond at its 70%-owned Mothae mine in Lesotho during the current bulk sampling program.
Company says that changes made to the crushing circuit will positively impact the plant’s performance,
Irresponsible jade extraction has led to extensive human suffering and environmental degradation in Myanmar’s conflict-affected Kachin state.
Alrosa to auction "football" diamonds, the largest one to be named by fansto auction "football" diamonds, the largest one to be named by fans
ALROSA, the world's largest diamond mining company, offers fans to choose a "football" name for large rough diamond weighing 76.53 carats.
The $575-million figure represents a 6% increase from the $541m obtained in the same period last year and 3.7% higher than the $554m it sold last month.
The collection consists of 32 round diamonds, 0.3 carats each, named after the countries - participants of the World Cup.
In particular, sales of diamond jewelry in North America (the USA and Canada) have increased by 5% as compared to the first quarter of the previous year. The North American market has a strong lead in jewelry sales volumes - as per the results of 2017 it accounted for 53% of total global sales.
Copper, iron ore prices drop, mining majors punished as US threatens more tariffs on "predatory" Chinese imports and Beijing calls it "blackmail".
The Rapaport Group says the world's largest diamond miner does not allow clients to disclose the source of their gemstones, except with De Beers' prior written consent.