Yes, Brazils Midnight Fusion Quartzite can be used for exterior applications in very humid climates. Quartzite is a natural stone that is known for its durability, strength, and resistance to outdoor elements. It is typically used for countertops, flooring, and wall cladding in both interior and exterior applications.

However, it is important to note that proper sealing and maintenance are crucial for any natural stone used in exterior settings, especially in humid climates. Sealing the quartzite surface with a high-quality outdoor stone sealer will help protect it from moisture absorption, staining, and potential damage caused by the humid environment. Regular cleaning and re-sealing as required will help maintain the stones appearance and performance over time.

Additionally, the selection and installation of suitable adhesives, grouts, and sealants designed for outdoor applications in humid climates should be considered to ensure the longevity and stability of the quartzite.

Consulting with a professional stone supplier or installer who has experience working with quartzite and understands the specific requirements of your local climate will help ensure that Brazils Midnight Fusion Quartzite is appropriate for your exterior application in a very humid climate.