• 

  Matrix Granite

  Brazil

  granite
• 

  Maulbronn Gelb Sandstone

  Germany

  Maulbronn, Baden-Wuerttemberg

  sandstone
• 

  Maulbronn Rot Sandstone

  Germany

  Maulbronn, Baden-Wuerttemberg

  sandstone
• 

  Mauve Juparana Colombo Granite

  Sri Lanka

  Homagama, Western Province, 24 km from the Colombo

  granite
• 

  Mavarsky Granite

  Russia

  Suoyarvsky region, Republic of Karelia

  granite
• 

  Mazista Black Slate

  South Africa

  Mazista, Transvaal, northeast South Africa

  slate
• 

  Mazista Brown Slate

  South Africa

  Mazista, Transvaal, northeast South Africa

  slate
• 

  Mazista Grey Slate

  South Africa

  Mazista, Transvaal, northeast South Africa

  slate
• 

  Mazzano Marble

  Italy

  Mazzano, Provincia di Brescia, Lombardia

  marble
• 

  Mazzaro Limestone

  Italy

  Puglia

  limestone
• 

  Medenine Red Marble

  Tunisia

  Medenine, southeastern Tunisia

  marble
• 

  Medi Black Marble

  Turkey

  Alanya, Antalya

  marble
• 

  Mediterranean Pearl Limestone

  Turkey

  Antalya, Finike-Demre

  limestone
• 

  Medium Green Marble

  Taiwan

  Hualien County, eastern coast of Taiwan

  marble
• 

  Medium Travertine

  Turkey

  Denizli, Mersin, Karaman Districts

  travertine
• 

  Medium Travertine Colorful

  Turkey

  travertine
• 

  Meera White Granite

  India

  Chittoor district, Andra Pradesh

  granite
• 

  Meissen Granit

  Germany

  Sachsen

  granite
• 

  Melange Marble

  France

  Grez-en-Bouere, Laval, Dept. Mayenne, Pays de la Loire

  marble
• 

  Melbourne Grey Granite

  Australia

  Hartcourt, Melbourne, Victoria

  granite
• 

  Meleke White Limestone

  Palestine

  Hebron, West Bank

  limestone
• 

  Melitta Beige Marble

  Turkey

  Malatya - Akcadag

  marble
• 

  Melograno Marble

  Italy

  Trani, Provincia di Foggia, Puglia

  marble
• 

  Menggu Black Basalt

  China

  basalt
• 

  Mengshan Pink Flower Granite

  China

  Mengshan, Shandong province

  granite