There are several synonyms for the word "ammochryse." Some of the most commonly used synonyms include "sand-gold," "golden sand," "beachgold," and "golden gravel." All of these terms describe a particular type of sand or gravel that contains tiny flakes of gold. Ammochryse is often found in remote, sandy areas where gold deposits are present. It is highly prized by gold prospectors, as it can often be panned for gold. Whether you call it ammochryse or one of its many synonyms, this unique type of sand and gravel has intrigued people for centuries and continues to be a source of fascination for those who love to prospect for gold.