What is the primary cause of weathering of marble tombstones?

What is the primary cause of weathering of marble tombstones?

In fact, air pollution, and in particular the presence of sulfur and nitrogen oxides, results in acidic rain determining the dissolution of calcite in marble and limestones.

What types of weathering affect granite?

Chemical weathering of granite occurs when dilute carbonic acid, and other acids present in rain and soil waters, alter feldspar in a process called hydrolysis.

What is the factor that affects the headstones?

A number of distinct factors directly affect how monument prices are determined including size, type, material, and design detail, and engraving. The price of a granite memorial depends primarily on marker size and the type of granite used.

What causes granite headstones to turn black?

The reason is most likely algae, lichen, moss, mold, or mildew growth and stains. These growths develop on the surface, making headstones and memorials look dark and dirty.

What’s the best way to clean a gravestone?

Rinse the stone with water before spraying D/2 on the still damp stone… Allow it to sit for several minutes while the product begins to break down biological debris… When cleaning, always use a natural or soft nylon brush with a consistency similar to your toothbrush… NEVER use a hard bristle brush…

What do I use to clean a granite headstone?

Mix: Non-ionic detergents are generally recommended for cleaning granite headstones. Mix just one-ounce of non-ionic detergent to 5 gallons of water. Apply: Use a brush to gently apply the cleaning solution. Always test the solution to ensure the best results after the area has dried.

How much does it cost to clean a headstone?

Headstone maintenance companies generally charge between $40 and $170 for headstone cleaning. You can even add services like flower planting and grass watering.

How long before you can put headstone on grave?

While there is no one specific rule around how long you need to wait before you can put a headstone on a burial grave, as a guideline figure it is recommended that you wait for at least six months, if not longer.