Limestone high quality quarried limestone, called Indiana limestone. Many famous buildings in London are built from Portland limestone. Limestone was also a very popular building block in the Middle Ages in the areas where it occurred, since it is hard, durable, and commonly occurs in easily accessible surface exposures. Many medieval churches and castles in Europe are made of limestone. Beer stone was a popular kind of limestone for medieval buildings in southern England. Limestone and (to a lesser extent) marble are reactive to acid solutions, making acid rain a significant problem to the preservation of artifacts made from this stone.
Tanya (name) Tanya (name) Tanya is the Slavic of Tatiana. It is now quite commonly used as an independent given name in the English-speaking world. Tanya is also of Hebrew origin derived from the Aramaic term meaning 'it was taught in Baraita' which is Biblical teaching. Within Hasidic Judaism this refers to the Oral Torah. It is the first word used within the Tanya. Its popularity grew in many respects thanks to Alexander Pushkin's poem Eugene Onegin whose main character was Tatiana Larina, beloved by Onegin. Variants include Tania (Ukrainian), Tanja (Bosnian/Croatian/Serbian, German, Danish, Estonian, Finnish, Dutch and Macedonian), Tania (Romanian), Táňa