I do not have access to up-to-date information on the grading system for South Africas Black Jack Granite. However, granite grades can vary depending on factors such as quality, color, markings, and rarity. It is best to consult with a reputable supplier or stonemason for information on the specific grade of Black Jack Granite in question.

Yes, South Africas Black Jack Granite can be used for exterior applications, even in very dusty climates. Granite is a durable and dense natural stone that is highly resistant to weathering and can withstand various environmental conditions. It is often used for outdoor applications such as patios, driveways, and exterior walls. However, it is important to note that regular maintenance and cleaning may be required in dusty environments to keep the granite looking its best. Dust and debris can accumulate on the surface of the stone, affecting its appearance over time. Regular cleaning with appropriate methods and materials can help maintain the beauty and longevity of the granite in such climates.

Yes, South Africas Black Jack Granite can be used in an office. It is a popular material for countertops, flooring, and other interior design applications in commercial spaces such as offices. The dark, elegant appearance of the Black Jack Granite can add a sophisticated and professional look to an office environment.

I do not have up-to-date information about pricing. However, in general, the price of Black Jack Granite can vary depending on factors such as its quality, availability, location, and market demand. It is always advisable to consult with a reputable supplier or stonemason to get an accurate quote for the specific type and size of Black Jack Granite needed.

Yes, South Africas Black Jack Granite can be used as a material for floor coverings. Granite is a popular choice for flooring due to its durability, strength, and aesthetic appeal. Black Jack Granite, specifically, may provide a sleek and elegant look to a flooring project. It is important to note that proper installation and maintenance should be followed to ensure longevity and optimal performance of the floor covering.

I cannot see pictures or colors of objects. However, according to online sources, South Africas Black Jack Granite typically appears as a black stone with dark grey and white veining. It is possible that there are variations in the pattern and intensity of veining, but the overall color tends to be consistent.