Amarelo de Negrais

You have reached the maximum number of stones in the comparator!

To view and edit your selection, go to the comparator page

Limestone

Microcrystalline golden-yellow limestone, calcicalstic and bioclastic with coarse elements and slightly tectonized.

Color

Yellow

Region

Lisbon

Origin

Lisboa

Occurrence

Almargem do Bispo – Sintra

Reservation Availability

Rare

Other Commercial Names

Amarelo de Negrais – Nomenclature EN 12440, Lioz Gold

Recommended Uses

Indoor and Outdoor

Countertops

Decorative pieces

Kerbs of Natural Stone for External Paving (NP EN 1343)

Modular tiles (NP EN 12057)

Rough blocks (NP EN 1467)

Rough Slabs (NP EN 1468)

Shower Tray

Slabs (NP EN 1341)

Slabs for Cladding (NP EN 1469)

Slabs for Floors and Stairs (NP EN 12058)

Moura, A. C., & Carvalho, C. (2007). Mármores e calcários ornamentais de Portugal. Gestão de Artes Gráficas SA, Amadora. – http://www.lneg.pt/download/7310/index.html

Uniaxial Compressive Strength

141 Mpa

Apparent Density

2674 kg/m3

Mechanical Compressive Strength after Freeze-Thaw Testing

110 Mpa

Bending Strength

13,9 Mpa

Water Absorption at Atmospheric Pressure

0,4 %

Open Porosity

1,2 %

Maximum Thermal Expansion Coefficient

4,4 X 10 -6 perº C

Abrasion Resistance (Capon)

2,8 / 20,5 mm

Impact Resistance: Minimum Drop Height

50 - 55 cm

Companies

Joaquim Duarte Urmal & Filhos, Lda.

Pêro Pinheiro

SOLANCIS – Sociedade Exploradora de Pedreiras, S.A

Benedita

Projects

Dance Floor

STONE BY
PORTUGAL

StonebyPortugal is a communication initiative for the excellence of Portuguese natural stone.

Rua Aristides de Sousa Mendes 3B, 1600-764 Lisboa, Portugal

info@stonebyportugal.com

01

The Quality of Our Stone

02

Reference Projects

03

Stone and Companies to discover

04

Stone Comparator

05

StonePT Certification

06

StonebyPortugal Directory

07

Contacts

08

Subscription

You have reached the maximum number of stones in the comparator!