India possesses a wide spectrum of dimensional stones including granite, marble, sandstone, limestone, slate, and quartzite, found across various parts of the country.India's history, dating back to 3200 BC, has been influenced considerably by the disposition, development, and use of stones and other construction materials.The Bahá'í House of Worship of New Delhi stands as testimony to the relevance of marble in modern Indian architecture.detection of natural defects in decorative and dimensional stone industry play vital role in the quality assessment.India is pioneer in exploration and mining of commercial rock deposits and in establishing a firm base for stone industry.Over 90% of the deposits of sandstone are in Rajasthan, spread over the districts of Bharatpur, Dholpur, Kota, Jodhpur, Sawai-Madhopur, Bundi, Chittorgarh, Bikaner, Jhalawar, Pali, Shivpuri, Khatu and Jaisalmer.Deposits in Rajasthan are spread over the districts of Alwar, Ajmer, Bharatpur, Tonk, Sawai Madhopur, Pali, Udaipur, Churu, and Chittorgarh.Commercial grade limestone deposits are being exploited from Bethamcherla, Macherla, Neereducherla, Tandur, ((shahabad)), Mudimanikyam of Kurnool, Guntur, Anantapur, Rangareddy, and Nalgonda districts are widely used in our country for paneling, and flooring purposes.