Calcareous or not Calcareous

It is important to know whether the type of stone is calcareous or not calcareous, calcareous types are not resistant to acids and many cleaning products contain acids.

Calcareous natural stone:

• Marble
• Limestone
• Bluestone
• Travertine

Non calcareous natural stone:

• Granite
• Basalt
• Slate
• Sandstone
• Porphyry
• Quartzite