The
natural stone bathtubs have increasingly gained space in interior projects that value
welfare and connection with nature. Sculpted from rocks such as
marble, granite, travertine, and soapstone, they combine the sophistication of design with the raw strength of the raw material, transforming the bathroom into a true
sensory refuge.
Edgar Rochell + Janaina Casagrande - Estúdio 09. Projeto da CASACOR São Paulo 2022. (Renato Navarro/CASACOR)
More than an aesthetic element, these pieces represent a
search for authenticity. Each bathtub is unique, with veins, textures, and shades that reveal the geological origin of the material. The result is a
sculptural presence that gives personality and durability to the projects — attributes that explain the growing interest in this type of finish in residences and
spas.
Aesthetic strength of natural stone bathtubs
The visual appeal of natural stone bathtubs lies in the
combination of solidity and organicity. Unlike synthetic surfaces, they display
irregularities and nuances that tell stories of time. When positioned as a focal point, they become
true functional sculptures, framed by soft light and complementary materials such as wood,
burnt cement or brushed metals.
Casa Cor Franca: Spa Equilíbrio - Tiago Castro Arquitetura. (Felipe Araújo/CASACOR)
This
duality between rusticity and refinement allows the material to work well with
different styles. In minimalist bathrooms, the stone adds texture and visual warmth. In tropical projects, it reinforces the bond with the natural. More than a decorative luxury, it translates to a
way of living that values touch, permanence, and comfort.
Different natural stones to invest in
The choice of stone is crucial for the
aesthetic and functional effect of the bathtub. Each material has
unique characteristics of color, resistance, and maintenance.
Marble
A symbol of timeless elegance,
marble offers a smooth and cold surface, with subtle veining that varies according to its origin. It is
ideal for those seeking visual lightness and integration with light coverings, but requires
regular waterproofing to avoid stains.
1. Carrara; 2. Mármore Calacatta; 3. Mármore Travertino; 4.Mármore Marrom Imperador; 5. Mármore Nero Marquina. (Divulgação/CASACOR)
Travertine
With a naturally beige tone and open pores, travertine provides a
soft and organic visual. Widely used in Mediterranean projects, it is
resistant and versatile, able to be polished for a high shine or left matte for a more natural look.
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- Granite
More
dense and durable,
granite is excellent for areas of intense use. Available in shades ranging from gray to deep black, it is less porous than marble and requires
little maintenance. Its robust appearance makes it ideal for contemporary compositions.
1.Preto São Gabriel; 2.Branco Itaúnas; 3.Vermelho Brasília; 4.Verde Ubatuba; 5.Cinza Corumbá; 6.Amarelo Icaraí; 7.Azul Bahia; 8.Rosa Coral; 9.Marrom Café; 10.Bege Bahia. (Reprodução/CASACOR)
Soapstone
With a velvety touch and grayish color, soapstone is highly valued for its
heat resistance and smooth appearance. Widely used in Brazilian projects, it brings a
craftsmanship and cozy character, in addition to being
more accessible in terms of cost and availability.
Pedra-sabão. (Marina Mármores/Divulgação)
Necessary care and maintenance
Despite its durability, natural stone bathtubs require
special attention to maintenance. As it is a porous material, it is important to carry out
periodic waterproofing to avoid water absorption and stains from cosmetic products. Cleaning should be done with
neutral soap and a soft cloth – without using acids or abrasives, which can damage the surface!
Bangalô Bateia Osmar Puperi, por Evandro Melato e Pabrício Amaral – CASACOR Minas 2021 (Estúdio NY18/CASACOR)
It is also essential to
ensure that the structure of the projects can support the weight of the piece, especially in apartments. It is ideal to count on
technical support from the project to foresee reinforcements and proper drainage. When well cared for, the natural stone bathtub retains its original appearance for decades — a lasting investment in comfort, aesthetics, and authenticity.
CASACOR Publisher is an exclusive content creator, developed by the Technology team of CASACOR based on the knowledge base of casacor.com.br. This text was edited by Yeska Coelho.