How 7 Friends Testing a Metal Detector Made Britain’s Most Valuable Treasure Find The New York TimesHoard of silver coins dating from Norman Conquest is Britain’s most valuable treasure find ever CNNAncient Coin Hoard Unearthed by Metal Detectorists Valued at an Epic $5.5 Million artnet News950-year-old coins unearthed by treasure hunters are U.K.’s highest-value find The Washington PostHoard of 11th-century coins valued over $5 million to be on display at British museum USA TODAY