There are several current varieties of grayish/blue limestone, all from the same general region of Portugal: the Mira de Aire and Candeeiros Range in the West of Portugal (the Azul Cascais limestone reserves nearby Lisbon are virtually depleted or inaccessible due to urban sprawl). Those varieties are: Vidraço Ataíja Azul: Very hard compact limestone, finely … Continue reading AZUL – Blue-gray ornamental limestone varieties from Portugal
Portuguese marble: color and textural variation
Marble is a natural stone type extracted, processed and used in monuments, buildings and pavements in Portugal for millennia. Portuguese marble is used all over the world; in Portugal, at least since Roman times. Small samples (and photos) hardly capture the full variation range of color and texture of natural stones. Even so, the picture above … Continue reading Portuguese marble: color and textural variation
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