Nephrite as a surface treatment. A lot of nephrite tools and amulets are known since the Early Neolithic (VII mill. BC) to the Late Chalcolithic (V mill. BC) on the Balkans (mainly Bulgaria; also in Greece, Serbia, Croatia) from two or more unknown sources - Balkan "nephrite culture". Such tools are found in the Later Neolithic of Poland (from the most probable local source Jordanów), Sardinia (Italy) (unknown source) and Switzerland (Kostov, 2005; 2013). Single or just a few finds of nephrite artifacts are reported also from some other European countries. During Neolithic times, the key known sources of nephrite jade
Three Forms of Unity same Synod then added these Canons to two other documents, both of which were in common use by the Dutch Church at the time: the Heidelberg Catechism (1563) and the Belgic Confession (1561). In so doing, the Synod sought: The different documents each serve different purposes. Three Forms of Unity The Three Forms of Unity is a collective name for the Belgic Confession, the Canons of Dort, and the Heidelberg Catechism, which reflect the doctrinal concerns of continental Calvinism and are accepted as official statements of doctrine by many of the Reformed churches. From 1618 to 1619 the Dutch government,