Sunday, 07 Jun, 2026

Al-Masjid an-Nabawi Cooling: The Science of Thassos Marble

UK Desk

Published: June 6, 2026, 09:18 PM

Al-Masjid an-Nabawi Cooling: The Science of Thassos Marble

The use of white Thassos marble in the courtyards and roof of Al-Masjid an-Nabawi stands as a remarkable example of modern engineering combined with architectural excellence. According to reports from Riyadh Daily and the General Authority for the Care of the Prophet’s Mosque, this specific marble variant plays a vital role in temperature regulation, ensuring an environment of comfort and serenity for millions of worshippers. In the challenging heat of Saudi Arabia, this cooling system has proven indispensable for the comfort of pilgrims.

As part of Saudi Arabia‍‍`s commitment to the care of the Two Holy Mosques, this sophisticated infrastructure has been meticulously implemented. A total area of 117,000 square meters is covered with this high-quality white Thassos marble. The defining characteristic of this marble is its unique ability to reflect sunlight rather than absorb thermal energy. Consequently, even during the peak of the day, the ground remains significantly cooler than standard paving materials, allowing pilgrims to perform their prayers and walk across the vast courtyard with ease.

Authorities have prioritized both the durability and the aesthetic appeal of the materials used in the Prophet’s Mosque. The selection of Thassos marble reflects a standard of quality intended to serve the global community of Hajj and Umrah pilgrims for decades. Beyond its thermal properties, the marble contributes to the mosque’s serene atmosphere, blending seamlessly with the intricate Islamic designs found throughout the complex. It creates a visually cooling effect that complements the spiritual experience of those visiting the site.

To maintain these properties, the mosque authorities employ rigorous maintenance protocols using environmentally friendly materials. The marble surfaces undergo daily cleaning, polishing, and sanitization to ensure hygiene and surface integrity. This routine upkeep preserves the stone’s natural luster and transparency, ensuring that its reflective capabilities remain optimal year-round. This commitment to maintenance ensures that the mosque remains prepared for the massive influx of worshippers throughout the calendar year.

The implementation of Thassos marble showcases how Saudi authorities integrate sustainable technology into Islamic architectural heritage. By utilizing natural stone that provides environmental cooling, the Prophet’s Mosque complex serves as a global model for large-scale infrastructure management. This architectural choice is not merely functional but is a testament to the sincere dedication of the Saudi authorities to facilitate the worship of millions, ensuring that pilgrims can focus on their spiritual journey in a comfortable and dignified setting.

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