home Company Projects The quarries News Contacts Shop Newsletter Sign up for our newsletter Come back Marron d'Erfoud Between Erfoud and the oasis of Merzouga there are rock deposits with numerous fossils of marine origin, among which there are orthocerates (extinct nautiloid molluscs, widespread in the middle Ordovician) and ammonites (cephalopod molluscs widespread in the Devonian and extinct in the same period of the disappearance of the dinosaurs. the marbles are dark shades tending to brown and include these crystallized fossils that contrast for their light color with the dark background; veins from pinkish yellow to shaded brown embellish the chromatic effect of the marble and are due to local contributions of oxides.These are organogenic limestones with goniatites and ortoceras residues from a paleozoic ocean. The material in every part has an absolutely unique aspect due to the variety of fossilized organisms. Suitable for ornamental effects, interior coverings and tables or real marble "carpets". The antiqued finish is recommended, which highlights the fossils, giving a natural effect to the stone. Color : varicolored brown with fossils Availability : limited Petrographic : organogenic limestone Commercial : Marron d'Erfoud marble Demetra ha effettuato le opportune ricerche per assicurare l'accuratezza delle informazioni contenute in questo sito web. Tale informazione è tuttavia esclusivamente fornita per scopi di riferimento e Demetra non rilascia alcuna dichiarazione o garanzia di qualsiasi natura per quanto riguarda l'esattezza e la completezza di tali informazioni. Demetra quindi, in nessun caso, può essere ritenuta responsabile per qualsiasi danno o incidente subito in conseguenza, diretta o indiretta, dell'uso delle informazioni qui fornite. Cave esclusive Sainte Croix de Mareuil Cava Kesra Cava Taza Cava Parodi Marmi della Gherardesca Cava Fleuran Cava Beola Favalle Vedi tutte Progetti Stand Marmotec 2 Interni Onice Fontana del Nettuno (bian... Ristorante a Firenze Chadstone 02 Negozio Dior Headquarter Sjaelsoeg Gro... Vedi tutti ITALY DEMETRA SRL Via Martyrs of Kefalonia s / n 54100 Massa (MS) Tel. 0585,504,654 - Fax. 0585,856,513 info@demetraitalia.com General conditions Privacy Newsletter Partners Company data