@@ -0,0 +1,380 @@
+package org.pfaa.geologica.block;%0A%0Aimport org.pfaa.block.CompositeBlockAccessors;%0Aimport org.pfaa.geologica.GeoSubstance;%0A%0Apublic interface GeoBlockAccessors extends CompositeBlockAccessors %7B%0A%0A%09public abstract GeoSubstance getSubstance(int meta);%0A%0A%09public abstract boolean containsSubstance(GeoSubstance substance);%0A%0A%09public abstract int getMetaForSubstance(GeoSubstance rock);%0A%0A%7D

Add missing GeoBlockAccessors interface.