China
Spain
Czech Republic
United Kingdom
Black Slate Stone Quarries
(24)Material:
Color:
9YR
Ardosia De Valongo Slate Quarry
Empresa Das Lousas De Valongo, S.A.
Portugal PortugalArdosia de Valongo
Santa Baia Valongo Slate Quarry
Pereira Gomes & Carvalho, Lda.
Portugal PortugalArdosia de Valongo Slate
Represa Quarry Riverstone Argentina Black Slate - San Luis Slate Quarry
Argentina ArgentinaSan Luis Slate
Preta Ardosia Brazil Black Slate Quarry
GRANIPEX - ARAR Pedras Mineracao LTDA
Brazil BrazilBrazilian Black Slate , Preta Ardosia, Ardosia Preta,
Ardesia Liguria (Ardesia Fontanabuona) Albareto Quarry
Ardesia DGL - Dondero Gian Luigi
Italy ItalyArdesia Liguria
Ardosia De Valongo Slate Quarry
Empresa Das Lousas De Valongo, S.A.
Portugal PortugalArdosia de Valongo