How does the presence of quartz in granite impact its weathering resistance?

Granite is a widely used natural stone known for its durability and aesthetic appeal. One of its key components, quartz, plays a significant role in its resistance to weathering. Quartz, a hard and chemically stable mineral, makes up a substantial portion of granite's composition. Its presence reduces the rock's susceptibility to physical and chemical weathering processes, such as abrasion, hydrolysis, and oxidation. Unlike other minerals like feldspar, quartz does not easily dissolve or break down under environmental stress. This inherent stability helps granite maintain its structural integrity over time, making it ideal for construction, monuments, and outdoor applications. Additionally, the interlocking crystal structure of quartz within granite further enhances its mechanical strength, reducing cracks and erosion. Understanding the role of quartz in granite provides insights into why this rock remains a preferred material in both natural and engineered environments.