Silver One starts drilling at Peñasco Quemado in Mexico
Historical measured and indicated resource at the property are of 2.57 million tonnes at a grade of 117 g/t Ag for a silver resource of 9.63 million ounces.
The cuts at the Adelaide support office for the Olympic Dam operations come about six months after BHP scrapped about 90 permanent positions and 210 contractor jobs.
Teck is facing sanctions over infractions that include openings in the deposit where the ore is stored and a failure to build sufficient water infrastructure.
X2 Resources still in race for Anglo's mines but "couldn't make the numbers work" for Barrick's Zaldivar with seven firms outbidding the $5 billion fund.