Norways Pillarguri Sort Phyllite is a type of metamorphic rock that is commonly used for exterior applications such as cladding, paving, and walling. However, its usability in hot climates may depend on several factors.

Phyllite is known for its natural beauty, durability, and resistance to weathering. It can withstand extreme temperature changes, making it suitable for various climates. However, the specific suitability of Pillarguri Sort Phyllite for hot climates would depend on a few factors:

1. Heat Absorption: In hot climates, darker-colored stones tend to absorb more heat compared to lighter-colored stones. Pillarguri Sort Phyllite is generally dark in color, which may result in higher heat absorption. This can make it uncomfortable to touch or walk on in hot weather.

2. Thermal Conductivity: The thermal conductivity of the stone determines how quickly it transfers heat. Phyllite has moderate thermal conductivity, allowing it to dissipate heat to some extent. However, this property may not be as efficient as other stones specifically designed for hot climates.

3. Maintenance: Phyllite stones generally require minimal maintenance, but intense exposure to high temperatures might impact their durability over time. Long-term exposure to hot climates may potentially cause fading, weakening, or surface deterioration if proper maintenance measures are not taken.

Considering these factors, Pillarguri Sort Phyllite can be used in hot climates for exterior applications, but it may not be the most ideal choice. There are other types of stones, such as granite or limestone, which are better suited for extreme heat conditions due to their lighter color, higher heat resistance, and lower heat absorption.

It is important to consult with local professionals or stone suppliers who have experience with the specific climate conditions in your area. They can provide more accurate advice and recommend suitable stone options based on your needs and preferences.