What is Soapstone?
- Soapstone forms when magnesium-rich rock is altered by heat, pressure and fluids.
- The result is a soft, dense stone made largely of talc.
- It is quarried, sawn into slabs and given a honed finish.
Soapstone is a soft, smooth natural stone with a matte gray-to-charcoal look that darkens over time.
Care tips
- Clean with mild soap and water
- Optional mineral oil evens out darkening
- Light scratches can be sanded out
Pros
- Excellent chemical resistance
- Highly heat resistant
- Develops a rich patina
- Classic lab-top durability against spills
Cons
- Soft; scratches more easily
- Limited color range
- Darkens with use and oiling
What do the experts say?
- NSI: Soapstone’s traditional use as chemistry lab tabletops testifies to its chemical resistance, and it is highly heat resistant. [1]
- NSI: As one of the softer stones, it is not known for high scratch resistance, yet is used for countertops. [1]
- NKBA: Soapstone is among the options for homeowners seeking something more exotic than granite or quartz. [2]
LEED & green building
- Natural stone is listed by LEED v4.1 as an inherently non-emitting source of VOCs, so soapstone without integral organic-based coatings can count toward the Low-Emitting Materials credit (sealers are evaluated separately). [3]
- Points from credits like this add up toward LEED Certified (40–49), Silver (50–59), Gold (60–79) or Platinum (80+). [4]
- Natural Stone Institute – Slate and Soapstone
- NKBA – Leave No Stone Unturned for the Perfect Countertop
- USGBC – LEED v4.1 Building Design and Construction (EQ Low-Emitting Materials; MR Building Product Disclosure and Optimization)
- USGBC – LEED rating system (Certified 40–49, Silver 50–59, Gold 60–79, Platinum 80+ points)
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