Symbols – Hallmarks indicate jewelry has been certified and authenticated by an assay office, which tests the purity of precious metal jewelry.

In a June 12 conference at UW-Madison, researchers gathered from across the U.S. and abroad to discuss the latest progress on TDP-43 biomarkers. In all, 74 people attended in person, and 727 virtually ...

The Si2 Gold Project in Nevada, a large steam-heated alteration system with confirmed gold mineralization and compelling ...

The stories behind the coins are very important to me as I select coins to purchase - when, where, and how they were minted, ...

Wikimedia Commons/Sebastian Wallroth The 1920 Wall Street Bombing The corner of Wall and Broad Streets buzzed with activity ...

MilliporeSigma, the U.S. and Canada Life Science business of Merck KGaA, Darmstadt, Germany, has launched the AAW Automated ...

Office Depot, an operating company of The ODP Corporation and a leading omnichannel retailer dedicated to helping its small business, home office, and educat ...

Assay systems articles from across Nature Portfolio Assay systems are methods that are used to measure the presence, amount or activity of a substance e.g. a drug, cell type or cell component. A ...

During the 1950s, the bank and assay office building still stood at Vekol. Two brothers by the name of Elliot operated the mine using the old safe in the assay office as a cupboard.

For years, the mining industry has revolved around high-risk, capital-intensive exploration, where the odds of success are ...

The largest labor organization in state government, Service Employees International Union Local 1000, announced that it filed a legal challenge over the return to office mandate last week.

K2 Gold Corporation (TSXV: KTO) (OTCQB: KTGDF) (FSE: 23K) ("K2" or the "Company") is pleased to provide an update on exploration and permitting ...