Clastic, Granular, Phaneritic, Porphyritic
Foliated, Glassy
Black to Grey, Bluish - Grey, Dark Greenish - Grey, Green, Light Greenish Grey
Black, Bluish - Grey, Brown, Green, Grey, Light Greenish Grey, Pink, White
Layered, Banded, Veined and Shiny
Layered, Banded, Veined and Shiny