Lapis lazuli rock Research Paper written by London Swaminathan Post No.1270; Dated 6th September. What is Lapis lazuli? It is a blue colour semi precious stone used in jewellery. Egyptians and Sumerians imported it from India. Afghanistan and Pakistan, parts of ancient Bharat were the main sources for this stone, says the archaeologists. The contact … Continue reading Indus Valley to Egypt: Lapis lazuli Export!