Rio Stones

Stellar White



Stellar White is a warm white quartz with clear medium sized “crystals” throughout. Its pattern adds an element of visual interest to any installation.

Stellar White | Applications

Stellar White

Product Specifications sheet @2024

Summary of test results: (Average of results)

Characteristics Test Method ( s) Unit of Measurement Test Results
Density ASTM C97/C97M-18 g/cm3 2.358
Abrasion resistance (polished) ASTM C241/C241M-21 N/A 46.8
Absorption by weight ASTM C97/C97M-18 N/A 0.02%
Modulus of rupture ASTM C99/C99M-18 N/A Dry Condition: 50.0 MPa Wet Condition: 55.6 MPa
Compressive strength (dry) ASTM C170/C170M-17 N/A 230 MPa
Linear thermal expansion ASTM C531-000(2012) N/A 3.60 x 105 mm./mm. °C (2.00 x 105in./in.°F)
Compressive strength (wet) ASTM C170/C170M-17 N/A 234 MPa
Mean water absorption ASTM C97/C97M-18 N/A 0.02%
Maximum individual depth of staining tion ASTM C97/C97M-09 N/A 0.02mm
Standard deviation ASTM C97/C97M-09 N/A 6
Chemical resistance ANSI Z124.6-2007 N/A unaffected
Water Absorption Surface Frictional Properties  ASTM C97/C97M-18 N/A 0.02%
Stain resistance ANSI Z124.6-2007 N/A 41
Moh's hardness EN 101:1991 N/A 7
Flexure strength ASTM C880/C880M-18Ɛ1 N/A Dry Condition: 42.8 MPa Wet Condition: 53.2 MPa
Thermal Shock unaffected N/A unaffected

Aditional and important informations

Characteristics Test Method ( s) Unit of Measurement Test Results
Mean abrasive hardness value, Ha ASTM C241/C241M-21 N/A 46.8


Warranty Terms and Conditions

To activate the warranty, users must retain the proof of purchase. Only warranties registered on our website within six months of purchase will be considered valid. Copa products sold on or after July 1, 2009, come with a 10, 15, or 25-year warranty. For detailed information, please refer to the general terms and conditions.
As Copa is not involved in the manufacturing of countertops but solely provides the material, in cases where the warranty applies, Copa will provide all necessary materials for countertop replacement. However, it does not cover the costs associated with manufacturing and installing the product. Faults arising from the preparation or installation of the product are not covered by the warranty, as Copa does not perform these activities.

For this form to be considered valid:

• All fields must be clearly filled, providing accurate information.
• The form must be completed and submitted within six months of purchase.
• Retain the proof of purchase and thoroughly read the warranty booklet, along with the terms and conditions contained therein.

We will process the personal data provided for managing warranty processing and customer service. The legal basis for processing your data is the consent given when requesting warranty registration. Your data will be stored for 25 years after the end of the commercial relationship to fulfill the company's legal obligations. This information will not be sold or shared outside of Copa.

Your data will also be processed to keep you informed about issues related to the use and safety of COPA products. The legal basis for processing your data is the legitimate interest of the data controller in informing the user about the purchased products. Your data will be stored for 25 years after the end of the commercial relationship to comply with the company's legal obligations.

At any time, you can exercise your rights of access, correction, deletion, objection, deletion of any/all data, limitation of processing, and transfer by mail to the address indicated above or by e-mail to our Data Protection Delegate at