Valentina Ruiz Leotaud

Valentina Ruiz Leotaud is a Venezuela-born multimedia and multiplatform journalist. She has +10 years of work experience covering local and international news, as well as arts and culture information for different media outlets and platforms. She holds a Master's Degree in journalism from the University of British Columbia and was a fellow of the International Reporting Program. vleotaud(at)mining.com

Mineral exploration growing in BC – Survey

The study is based on information collected from 33 prospectors and 172 mineral and coal exploration companies operating in British Columbia.

Exyn Technologies introduces robots into Dundee Precious Metals’ gold mines

The tech company introduced its A3Rs robots which comprise a fully autonomous aerial system for data collection in GPS-denied environments.

Brazilian iron ore supply disruptions to be expected – Report

Wood Mackenzie says close to 8 million tonnes of seaborne supply from Brazil is at risk in 2019.

Dust samples from asteroid could help understand origin of precious minerals

Asteroids are considered one of the candidates that brought water to our planet, which they retain as hydrated minerals.

Scientists say miners should restore animal communities during site rehabilitation

Researchers say fauna tends to be under-recognized in assessments of restoration success.

Australian mine to host first of its kind clean energy storage facility

Terramin's Angas zinc mine will host a 5 MW Advanced Compressed Air Energy Storage facility.

Recommissioned Aussie mine dispatches first nickel concentrate shipment to China

Panoramic Resources' first shipment from the Savannah mine contained 7,735 wmt of nickel/copper/cobalt concentrate valued in approximately $6.1 million.

Scientists take a look inside rare wire gold specimen

Known as the Ram's Horn, the sample is so rare that it has been impossible to cut into it or analyze it with x-rays.

Vale evacuates 200 people from town near its Mar Azul mine

The tailings dam at the iron ore mine is inactive so the miner said the evacuation is precautionary.

Minerals Council of Australia calls for tax, workplace law reform

According to the industry group, such reform would encourage additional investment in capital and technology.

Codelco ready to resume operations at Chuquicamata despite torrential rains

The wet season in the austral summer has caused havoc in northern Chile.

Nanosized diamond used to create super strong aluminum alloy

The resulting material is expected to be used in the maritime industry.

Half of the world’s biggest miners do not keep track of their tailings risk management measures -report

The Responsible Mining Foundation says many of the world’s largest mining companies are not able to ‘know and show’ how effectively they are addressing the risks of tailings dam failure and seepage.

Illegal miners sentenced to jail in Peru

This is the first time Cusco's regional prosecutor is able to issue this type of sentence.

Copper makes it easier to treat bone infection

Copper particles and bioactive glass seem to be a winning combination.

Lead production expected to grow in 2019 – report

Wood Mackenzie forecasts that global lead production will increase in 2019 by about 250 kt.

Titanium carbide makes aluminum alloy viable for cars

Prior to this discovery, heating the alloy would result in cracks along the weld.

Almaden Minerals rejects activists’ letter to Mexican president

The Canadian miner deemed as false the allegations in a letter given by a group of activists to the Mexican president, Andrés Manuel López Obrador.

Codelco and Ennomotive challenged engineers to find creative uses for copper-graphene nanocomposite

Sixty-five engineers from 15 countries came up with ideas.

How microbes contribute to the formation of giant copper deposits

Researchers are studying the unusual Las Cruces deposit in southwestern Spain.

Combayo residents to protest against Minera Yanacocha in northern Peru

According to local media, people are blaming the miner for polluting the Mashcón river and its tributaries.

Chile's mining development corporation has a new boss

Robert Mayne-Nicholls has worked in companies such as Codelco, Antofagasta and Barrick Gold.

Gold, silver and platinum now printed directly onto fabrics

Up till now, metals were printed onto fabrics by coating the fabric with plastic.

Gold miners to remain cautious in 2019: report

The largest firms in the world are likely to remain committed to spending cuts.

Buenaventura facing stoppage at Uchucchacua mine

Contracted workers are alleging unsuitable working conditions.