মিত্র ও ঘোষ পাবলিশার্স প্রাঃ লিঃ (ভারত) Mainly, red sand is extracted from quite a few parts like Bisnakandi and Bholaganj in Sylhet. Also, red sand is present in some regions of Mymensingh location. Having said that, the pink sand of Sylhet is of better top quality compared to red https://www.facebook.com/RoyalCraftbyFarhana