Black Crystal Granite, quarried in the Province of Huila in the south of Angola, is a remarkable natural stone with a unique set of characteristics.

Visual Appearance

Base Color: The medium - coarse grained texture gives it a solid and substantial feel. The predominant charcoal - black color provides a deep, rich backdrop that is both elegant and bold. This dark base color serves as a canvas for the other elements of the stone's pattern.

Fragments and Patterns: The presence of golden - brown and silver - gray fragments within the granite creates a captivating pattern. The golden - brown flecks add a touch of warmth and a glint of luxury, reminiscent of hidden treasures within the black expanse. The silver - gray fragments, on the other hand, introduce a cool and metallic contrast, enhancing the overall visual interest. The combination of these colors and the way they are distributed throughout the stone gives the impression of a starry night sky or a complex geological tapestry.

Texture and Durability

As a granite, Black Crystal Granite has a relatively coarse - grained texture that can be felt to the touch. This texture not only adds to its aesthetic appeal but also indicates its strength. The coarse grains contribute to the stone's durability, making it resistant to wear and tear. It can withstand heavy foot traffic, making it an excellent choice for flooring applications. It is also highly resistant to scratches, ensuring that its beautiful surface remains intact over time.

The stone's durability also extends to its resistance to heat and chemicals. This makes it a practical option for use in kitchens, where it can handle hot pans and spills without being damaged.

Versatility in Design

Interior Design: In interior spaces, Black Crystal Granite can be used to create a variety of moods. In a modern - style kitchen, its charcoal - black base with the glimmering fragments can make a statement as a countertop material. Paired with stainless - steel appliances and light - colored cabinetry, it creates a sleek and high - end look. In a bathroom, it can be used for vanity tops or wall cladding, adding a touch of luxury and a spa - like atmosphere.

Exterior Design: For exterior applications, it is suitable for use in landscaping and building facades. In a garden setting, it can be used to create pathways or as a decorative element around a water feature. On a building's exterior, it can add a sense of grandeur and durability, withstanding the elements while maintaining its visual appeal.

Aesthetic Impact

The unique combination of colors and the medium - coarse grain of Black Crystal Granite makes it a focal point in any design. Its presence can transform a space from ordinary to extraordinary. The golden - brown and silver - gray fragments catch the light in different ways, depending on the angle and the lighting conditions of the space. This creates a dynamic visual experience, adding depth and dimension to the area where it is installed.

Mineralogical Composition of Black Crystal Granite % wt:

• Quartz: 30%
• Biotite: 25%
• Plagioclase Feldspar: 20%
• Potassium Feldspar: 20%
• Magnetite: 3%
• Pyrite: 1%
• Other minerals: 1%

Chemical Analysis of Black Crystal Granite:

• SiO2 (Silicon Dioxide): 65-75%
• Al2O3 (Aluminum Oxide): 10-15%
• K2O (Potassium Oxide): 4-6%
• Na2O (Sodium Oxide): 2-4%
• Fe2O3 (Iron Oxide): 1-3%
• CaO (Calcium Oxide): 1-3%
• MgO (Magnesium Oxide): 0.5-1%
• TiO2 (Titanium Dioxide): 0.5-1%
• MnO (Manganese Oxide): 0.1-0.5%