This stone is a rare stone belongs to Quartz family.Color- light yellow.100 percent natural and untreated.Only cut and polished.Cetified from National Gem and Jewelry Authority.clearly indicates details on Certificate.inside of the stone is clear and silky.price 1 carat is 100 US dollars.Weight 1058.06 carats.There is a offer US 50000 for this.More reasonable offers are highly appreciated.lukylucas5000@gmail.com contact email.94777952185 direct contact number.Additinal contact number 94763125128.Free shipping to the worldwide with a insurance after the payment .Return accepted if this is not as advertised or Cetified when Cetified from another international or verified national institution of another country.Price 105800 US dollars=100*1058.Packaged and shipped within 15 days after order.Insurance available to the stone for transporting purposes.Please contact for clear day light photos and live videos.