Stone Knowledge

What Is a Leathered Finish?

2026

What Is a Leathered Finish?

2026

The new national standard accurately defines the classification of marble, and authoritative conclusions on radioactive safety are released

Recently, the new version of the national standard "Classification and Terminology of Natural Stone" has been fully implemented. This national standard strictly distinguishes marble, limestone, and dolomite from a geological perspective for the first time, clarifying that marble is a metamorphic carbonate rock with calcite as the main mineral, completely ending the industry's long-standing confusion in market classification and conceptual confusion.

2025

Infrastructure urban renewal drives stable growth in demand for granite, and the advantage of outdoor weather resistance is irreplaceable

At present, the demand for new real estate construction in China is slowing down, but municipal infrastructure, urban renewal, landscaping, and highway engineering continue to make efforts. The granite industry has achieved stable growth against the trend, becoming the most stable category in the natural stone industry.

2025

The new version of the decorative stone standard has been released, and limestone has become the main force of infrastructure economic basic decoration

The new version of the "Application Technical Specification for Decorative Limestone" has been officially released and implemented, providing comprehensive and unified regulations on limestone classification, performance indicators, construction protection, and applicable scenarios.

2025

Shihuahua (cave stone) application standards have been updated, and its warm and porous characteristics have become the preferred choice for European style decoration

The national building materials standardization department has updated the technical guidelines for the application of limestone decoration, and made new unified requirements for the treatment of cave and stone holes, protective construction, installation and reinforcement.

2025

Comprehensive policies for all types of stone have been implemented, and the industry has entered a new stage of green, standardized, and high-quality development

In 2026, multiple mandatory national standards and industry norms for natural stone will be implemented, covering all 9 types of decorative stone materials including marble, granite, limestone, limestone, sandstone, slate, agate, quartzite, and dolomite.

2022

The national standard classification of dolomite is clear, making it a cost-effective alternative material for marble

The new national standard for stone classification officially distinguishes between dolomite and marble, clarifying that dolomite is a metamorphic sedimentary rock of calcium magnesium carbonate and is no longer classified as marble.

2022

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