Are granite outdoor trash cans prone to staining from rusting metal components?

Granite outdoor trash cans are highly valued for their durability and aesthetic appeal, but a common concern is whether they are prone to staining from rusting metal components. Generally, granite itself is a non-porous, dense natural stone that is highly resistant to stains, including those from rust. However, the metal parts integrated into these trash cans—such as hinges, bolts, frames, or liners—can corrode over time when exposed to moisture, rain, or humidity. If this rust forms and comes into direct contact with the granite surface, it may potentially cause yellowish or brownish stains, though this is not very common due to granite's low porosity. To prevent such issues, it is essential to choose trash cans with stainless steel or powder-coated metal components that resist rust. Regular maintenance, like cleaning the metal parts and ensuring proper drainage, can further minimize the risk. In summary, while granite is inherently stain-resistant, proactive care of metal elements is key to avoiding rust-related discoloration and preserving the trash can's appearance.