total weight of the stone like if it says .25 total weight that is a quarter caret.
About the Weinberg surname. The Weinberg name appears among Jews of East Europe in various locations. It is from the German word for vineyard. In the 18th and 19th century, government clerks began assigning family names to Jews ( and others), often based on occupation, location, or prestige.
Steiner is a rather frequent German surname. It is not specific to a particular region. Thie following webpage shown the distribution of the name across the Federal Republic of Germany: http://nachname.gofeminin.de/w/nachnamen...