Khoy city in West Azerbaijan province of Iran, is known for having high quality stone mines, especially marble. Here is information about the mines of Khoy:

types of mineral rocks in Khoy:

MARBLE: KHOY MARBLE MINES IS ONE OF THE MOST FAMOUS MARBLE MINES IN IRAN. This stone is found in a variety of colors, including a light nescafe, dark cream, and beige with fading veins in the form of a heartbeat.
Silica: Khoy silica mines are also other important mines in the area. Khoy silica is used in various industries due to its high quality.
Copper: Around Khoy, there are also copper metal indices.
Features of Khoy marble stone:

High-compact
Good sag capability
High resistance to pressure and abrasion
COLOR AND DESIGN DIVERSITY
Applications of Khoy marble:

FRONTAGES
Flooring & wall cover
Interior decoration
Making stone artifacts
The most important mines of Khoy:

Marmarit mines located in Khoy city
silica mines located in Khoy city
andis Metal Qeshlaq 1 located near Khoy city
Important points:

Khoy city has high potential in the field of mineral stone production and export.
Mines play an important role in the local and national economy.
Efforts are under way to develop and exploit the mines.