Scout Moor Sandstone

Technical Data Sheet
Scout Moor Sandstone
Scout Moor Quarry
Southowram, Halifax, West Yorkshire. HX3 9SY
Contact : Marshalls Natural Stone Division
Email : [email protected]
Website : www.marshalls.co.uk
Tel : 01422 306000 Fax : 01422 306197
Grid Reference : —- —-
Compiled May 2000

This data sheet was compiled by the Building Research Establishment (BRE). It is based on data from current tests at BRE (2000). The data sheet was compiled in May 2000. The work was carried out by BRE as part of a Partners in Technology Programme funded by the Department of the Environment, Transport and the Regions and Marshalls Mono Ltd. and does not represent an endorsement of the stone by BRE

General
Petrography
Scout Moor is a blue green, fine grained sandstone from the Millstone Grit series of Carboniferous age.

Expected Durability and Performance
It is important that the results from the individual tests are not viewed in isolation. They should be considered together and compared to the performance of the stone in existing buildings and other uses. Sandstone is traditionally acknowledged as generally being a very durable building and paving stone and has been used extensively in many towns and cities in the UK. Scout Moor sandstone appears to be a durable stone that will have limited resistance to acid rain or air pollution. The negligible weight loss in the sodium sulphate crystallisation test indicates high resistance to salt damage (for example in coastal locations or from de-icing salts). From the frost test the stone should also have good frost resistance. The compressive and flexural strength of the stone is very high for a sandstone. The high density and compressive strength indicate that the stone should be suitable for use in heavily trafficked areas.

Overall, Scout Moor should be suitable for use in most aspects of construction including flooring, paving, load bearing masonry and cladding. Special consideration is required for areas where a long service life is needed in acidic environments. The stone is traditionally used for walling and paving.

Test Results – Scout Moor Sandstone

Safety
in Use
Slip Resistance (Note 1)

7

Values > 40 are considered
safe. 
Abrasion Resistance
(Note 1)

21

Values <23.0 are considered
suitable for use in heavily trafficked
areas (based on data for provided by the producer)
Strength
under load
1) Compression(Note 2)

186.0 MPa

Loaded perpendicular
to the bedding plane
ambient humidity
2) Bending (Note 1)

25.7 MPa

Loaded perpendicular to the
bedding plane
ambient humidity

Not tested

Loaded parallel to the
bedding plane
ambient humidity
Porosity
and Water Absorption
1) Porosity (Note 3)

8.4%

2) Saturation Coefficient (Note 3)

0.68

3) Water Absorption

2.3% (by wt)

4) Bulk specific gravity

2464kg/m3

Resistance to Frost 
Flexural
strength after
Freeze/Thaw Test (Note 1)

17.5 MPa

Loaded perpendicular
to the bedding plane
ambient humidity
Resistance
to Salt
Sodium Sulphate Crystallisation Test
(Note 3)

-0.71% Mean wt loss

Resistance to Acidity 
Acid Immersion Test(Note 4)

fail 

(Test methods Note 1 = EN1341, Note 2 = EN 1342, Note 3 = EN 1341 /BRE 141, Note 4 = BRE 141)

Tests were carried out at BRE in 2000

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