What is the Rosetta Stone? A type of precious gemstone used in jewelry A famous painting by Leonardo da Vinci An ancient artifact instrumental in deciphering Egyptian hieroglyphs. A type of ancient Greek pottery

## Step 1<br />The Rosetta Stone is a significant artifact in the field of linguistics and archaeology. It is a stone slab inscribed with three versions of a decree issued in 196 BC by Egyptian pharaoh Ptolemy V. The decree is written in three scripts: Ancient Egyptian hieroglyphs, Demotic (Late Egyptian), and Ancient Greek.<br />## Step 2<br />The Rosetta Stone was crucial in deciphering Egyptian hieroglyphs. This is because the Greek text on the stone was already understood by scholars, providing a reference for translating the Egyptian hieroglyphs.<br />## Step 3<br />The Rosetta Stone is not a type of precious gemstone used in jewelry, a famous painting by Leonardo da Vinci, or a type of ancient Greek pottery. It is an ancient artifact that played a pivotal role in deciphering Egyptian hieroglyphs.