Quartz vs. Quartzite: Engineered vs. Natural Stone Guide

Key Takeaways:

• Quartz is an engineered man-made slab, whereas quartzite is a 100% genuine natural stone.
• Be careful with stone labels. Some suppliers may sell marble or dolomite as “soft quartzite.” This can lead to problems like stains and surface damage if you expect true quartzite performance.
• Quartz surfaces can be damaged by very hot pots and may turn yellow after long exposure to sunlight. Natural quartzite handles heat and UV exposure much better.
• Quartz does not need sealing, but strong chemicals can permanently damage its surface. Quartzite needs sealing from time to time, but it is generally more resistant to harsh cleaning products and kitchen spills.
• Both quartz and quartzite contain silica. Cutting and shaping these materials should follow proper safety procedures, including wet-cutting methods, to reduce dust and protect workers.

Quartz is an engineered surface blending crushed natural quartz crystals with a petroleum-based polymer resin matrix, while quartzite is a 100% natural metamorphic sandstone forged under intense subterranean heat and pressure. While quartz offers uniform, non-porous predictability, authentic quartzite delivers unparalleled heat resistance and unique, unrepeatable natural artistry.

Many homeowners become confused when comparing quartz and quartzite because the names sound similar, and the terms are often used incorrectly in the marketplace. 

It could be further complicated by mislabeled materials, where softer stones such as marble or dolomite are sold as quartzite. As a result, homeowners may invest in what they believe is a highly durable surface, only to find that it scratches, stains, or loses its finish far more easily than expected.

This guide provides a clear, practical comparison of quartz and quartzite stones, helping you make an informed decision based on your lifestyle, cooking habits, maintenance expectations, and design goals.

What Is Quartz?

Quartz is an engineered stone made in a factory. It is created by combining about 90% to 93% natural quartz minerals with 7% to 10% resins, binders, and pigments.

Because quartz is manufactured under controlled conditions, it offers a consistent appearance across every slab. 

It has no natural cracks or weak points and features a non-porous surface that resists stains and moisture. These qualities make quartz a popular choice for kitchen countertops, bathroom vanities, wall panels, and other modern interior applications.

Key Features of Quartz

• Engineered and factory-made
• Consistent colour and pattern
• Non-porous and stain-resistant
• Does not require sealing
• Suitable for modern and minimalist designs

What Is Quartzite?

Quartzite is a natural stone formed deep within the earth over millions of years. It starts as quartz-rich sandstone, which is exposed to intense heat and pressure during the natural geological process known as metamorphism.

This process transforms the sandstone into an extremely hard and durable stone. Quartzite is harder than granite and is highly resistant to scratches and heat. 

Each quartzite stone tile is unique, featuring natural veining, colour variations, and patterns that cannot be exactly duplicated.

Key Features of Quartzite

• 100% natural stone
• Formed through heat and pressure over millions of years
• Extremely hard and durable
• Highly resistant to scratches and heat
• Unique patterns and natural beauty in every slab
• Requires periodic sealing to maintain performance

Quartz vs. Quartzite: Key Differences of the Two Stone Types

To make an informed decision, it helps to look directly at how these materials perform under daily pressure. 

The table below outlines their physical boundaries.

Quartz vs. Quartzite: Heat, Durability, and Maintenance Comparison

Best Applications for Quartz

Indoor Kitchens with Modern Designs

Quartz is an excellent choice for homeowners who prefer a clean, consistent look. Since it is engineered, the colour and pattern remain uniform across the entire surface.

Family Bathrooms

Quartz has a non-porous surface that resists water, soap, makeup, and everyday spills. This makes it a practical, low-maintenance option for busy bathrooms.

Kitchen Backsplashes and Wall Cladding

Quartz works well for vertical surfaces such as backsplashes and feature walls. It is easy to clean and provides a seamless appearance throughout the space.

Best Applications for Quartzite

Heavy-Duty Wet Kitchens

Quartzite is ideal for serious home cooks. Its exceptional heat resistance allows it to handle hot pots, pans, and woks without damage.

Outdoor Kitchens and BBQ Areas

Unlike quartz, quartzite is naturally resistant to sunlight and UV exposure. It can withstand Malaysia’s hot weather without fading, yellowing, or losing its appearance.

Feature Walls and Luxury Flooring

Every quartzite slab is unique, making it a popular choice for statement walls, premium flooring, and book-matched designs that showcase the stone’s natural beauty.

How to Identify Genuine Quartzite

Mislabelled stone is a common problem in the market. Some materials sold as quartzite may actually be softer stones such as marble or dolomite. Before making a purchase, ask for a small sample and perform these simple tests to verify the stone’s quality.

The Glass Scratch Test

A genuine quartzite slab is extremely hard and should be able to scratch glass.

How to test it:

• Take a sharp edge of the stone sample.
• Firmly rub it against a glass bottle or glass tile.

Results:

• If the stone scratches the glass easily, it is likely genuine quartzite.
• If it struggles to scratch the glass or leaves no mark, it may be a softer stone such as marble or dolomite.

The Lemon Juice Test

This test helps identify stones that are vulnerable to acid damage.

How to test it:

• Place a few drops of lemon juice or white vinegar on the stone surface.
• Leave it for 15 to 20 minutes.
• Wipe the surface clean.

Results:

• If the surface remains unchanged, it is more likely to be genuine quartzite.
• If the stone becomes dull, develops marks, or shows signs of fizzing, it may contain calcite and could be prone to acid etching.

Performing these simple checks can help you avoid buying a mislabelled stone. They provide a quick way to confirm whether a slab is likely to be genuine quartzite before making a significant investment in your kitchen or bathroom renovation.

Read more: Natural Stone vs. Engineered Stone: Pros and Cons

Price Comparison in Malaysia

Both materials are premium choices for your home, but they are priced differently based on how they are made and where they come from.

Both materials are premium choices for your home, but they are priced differently based on how they are produced and their rarity.

To help you compare accurately, the prices below are stated Per Square Foot (PSF).

Note on Measurement: In Malaysia, contractors often quote kitchen countertops using Per Foot Run (PFR) for standard 600mm-deep surfaces. As a rule of thumb, 1 Foot Run (PFR) equals 2 Square Feet (PSF). Always verify which metric your supplier is using before signing a contract.

Installation and Maintenance Tips for Quartzite and Quartz

Choosing quality stone is important, but proper installation and care are essential for long-lasting performance.

Safety and Compliance

Quartzite and quartz contain crystalline silica, which can release harmful dust when dry-cut. To meet Malaysia’s DOSH and USECHH Regulations 2000 requirements, professional fabricators should use wet-cutting equipment and dust extraction systems. 

Always choose a stone supplier in Malaysia that follows modern safety and high-standard, wet-processing and cutting methods.

Quartzite Maintenance

As a natural stone, quartzite has slight porosity and requires sealing to prevent stains and moisture absorption.

• Seal the surface after installation.
• Reseal every 1–2 years.
• Perform a water-drop test regularly. If water soaks into the surface instead of beading, resealing is needed.

Proper sealing helps preserve the stone’s beauty and durability.

Quartz Care Tips

Quartz surfaces are easy to maintain and highly resistant to stains.

• Clean daily with mild dish soap and warm water.
• Wipe spills promptly.
• Avoid harsh degreasers and high-pH cleaning products, as they may affect the surface finish.

With proper installation and regular maintenance, both quartzite and quartz can remain beautiful, durable, and functional for many years.

Conclusion

The choice between quartz and quartzite depends on your needs. 

Quartz is ideal for homeowners who want a stylish, low-maintenance surface with a consistent look. 

Quartzite is perfect for those who prefer the natural beauty of stone, need better heat resistance, or want a durable outdoor surface.

At Mylestone, we offer a premium selection of natural and engineered stone surfaces to suit every project. With 30 years of hands-on stone expertise, we are here to guide you from material selection to execution.

Visit our showroom or contact our team today to find the perfect stone for your home.

Sources:

• Use Natural Stone (MIA): What Is Quartzite?
• Mylestone Malaysia: Quartz Stone Price Guide & PFR/PSF Framework
• Sinno Stone Malaysia: How Much Does Quartz Stone Cost in Malaysia?
• Imperial Stone Group: How to Tell Quartzite and Marble Apart
• Department of Occupational Safety and Health (DOSH) Malaysia: USECHH Regulations 2000 & OSHA Amendment Enforcement

Frequently Asked Questions About Quartz Stone Price