brownish gravel. it's a mix of several shades of browns from a light tan to a dark chocolate with some reddish browns tossed in.
http://www.monsterfishkeepers.com/f...ng-driftwood&p=5745504&viewfull=1#post5745504
http://www.monsterfishkeepers.com/f...ng-driftwood&p=5774166&viewfull=1#post5774166
this is black color quartz.


http://www.monsterfishkeepers.com/f...ng-driftwood&p=5745504&viewfull=1#post5745504
http://www.monsterfishkeepers.com/f...ng-driftwood&p=5774166&viewfull=1#post5774166
this is black color quartz.

