Pele Tigre Marble, also known as Tiger Skin Marble or Black Sparrow Marble, is a stunning natural stone known for its captivating appearance and unique geological features. It is a crystallized white marble that is primarily quarried in Borba, Évora District, Alentejo, Portugal.

Key characteristics of Pele Tigre Marble include:

Color: The base color of Pele Tigre Marble is typically a creamy white, often described as whitish-yellow. However, what sets this marble apart are the striking veins that run through it. These veins can range from bluish-grey to black in color. The interplay of white and these darker-hued veins creates a mesmerizing and dramatic visual effect, reminiscent of the stripes on a tiger's skin.

Crystalline Texture: This marble exhibits a crystalline texture, which gives it a subtle shimmer when exposed to light. The crystals within the stone catch and reflect light, enhancing its overall elegance and appeal.

Variation: Each slab of Pele Tigre Marble is unique due to the natural variation in the veining pattern and color distribution. This individuality makes it a popular choice for those seeking distinctive and one-of-a-kind design elements.

Polish: The marble is typically polished to a high sheen, which further enhances its visual appeal and brings out the intricate details of the veining.

Use: Pele Tigre Marble is often used in interior applications, such as countertops, flooring, wall cladding, and decorative accents. Its dramatic appearance can create a luxurious and sophisticated atmosphere in any space.

Origin: As mentioned, this marble is predominantly quarried in the Borba region of Portugal, which is renowned for its rich deposits of high-quality marble.

In summary, Pele Tigre Marble is a remarkable natural stone with a unique appearance characterized by its crystallized white background and bold, contrasting veins. Its association with tiger stripes, as suggested by its alternate names, adds to its allure and makes it a sought-after choice for high-end architectural and design projects.

PHISICAL-MECHANICAL PROPERTIES 
Compression Breaking Load: 810 Kg/cm2
Compression B.L. after Freezing Test: 750 Kg/cm2
Bending Strength: 119 Kg/cm2
Volumetric Weigth: 2710 Kg/m3
Water Absorption: 0,1 %
Apparent Porosity: 0,3 %
Thermal Linear Expansion Coefficient: 8,7 10^6 per oC
Abrasion Test: 2,2 mm
Impact Test: 60 cm
Freeze-Defreeze cycles (no alteration after): 24 cycles
MICROSCOPIC PROPERTIES 
Calcite: ~ 99 % Quartz: < 1 %
CHEMICAL ANALYSIS 
Al2O3: 0,22%
CaO: 55,39%
Fe2O3: 0,04%
K2O: 0,03%
MgO: 0,51%
Na2O: 0,20%
P.R.: 42,89%
SiO2: 0,86%