1 Texture
1.1 Texture
Clastic, Granular, Phaneritic, Porphyritic
Banded, Glassy, Rough, Vitreous
1.2 Color
Black to Grey, Bluish - Grey, Dark Greenish - Grey, Green, Light Greenish Grey
Black, Brown, Green, Grey, Red, White
1.3 Maintenance
1.4 Durability
1.4.1 Water Resistant
1.4.2 Scratch Resistant
1.4.3 Stain Resistant
1.4.4 Wind Resistant
1.4.5 Acid Resistant
1.5 Appearance
Layered, Banded, Veined and Shiny
Glassy or Pearly