The global stone paper market is estimated to achieve US$ 1.3 Bn by 2030, growing at a CAGR of ~6% over the forecast period. Stone paper is also known as rock paper. It is highly strong, a kind of extremely durable, and ecofriendly paper. Density range of stone paper is 1.0-1.6, which equals to or more than ordinary paper, and a texture slightly similar to peel of a boiled egg.