Modifiers matching rock:

• sedimentary,
• exotic,
• colored,
• traditional,
• hard,
• dated,
• ordinary,
• volcanic,
• massive,
• decorative,
• base,
• colorful,
• typical,
• metamorphic,
• igneous,
• smaller,
• reflective,
• crystalline,
• geological,
• underlying,
• organic,
• polycrystalline,
• isolated,
• resistant,
• porous,
• ductile,
• free,
• plutonic,
• crustal,
• softer,
• soft,
• native,
• granular,
• solid,
• polished,
• rigid,
• available,
• elastic,
• intrusive,
• coarse,
• light,
• consolidated,
• heterogeneous,
• combustible,
• compact,
• refractory,
• coloured,
• weak,
• visible,
• modern,
• primary,
• stable,
• flat,
• fragmented,
• simple,
• covered,
• aluminous,
• polyphase,
• rough,
• unconsolidated,
• extraterrestrial,
• inappropriate,
• heavy,
• useful,
• non-porous,
• hot,
• clastic,
• tight,
• ornamental,
• stronger,
• acid,
• sedentary,
• durable,
• brittle,
• noble,
• soluble,
• heavier,
• white,
• metallic,
• russian,
• dark,
• salt,
• molten,
• good,
• lightweight,
• flying,
• british,
• homogeneous,
• barren,
• reactive,
• unstable,
• original,
• hardest,
• new,
• basic,
• inert,
• common,
• angular,
• tough,
• weaker,
• small,
• conductive,
• insoluble,
• refractive,
• azonic,
• industrial,
• impenetrable,
• dense,
• crushed,
• nonporous,
• looking,
• spherical,
• intermediate,
• sharp,
• sticky,
• magnetic,
• precious,
• calcareous,
• older,
• virgin,
• pulverized,
• chemical,
• red,
• dry,
• natural,
• fragile,
• enough,
• marine,
• abrasive,
• glassy,
• local,
• opaque,
• geologic,
• indigenous,
• harder,
• acidic,
• permeable,
• impermeable,
• impervious,
• difficult,
• argillaceous,
• unusual,
• deleterious,
• alkaline,
• rich,
• extrusive,
• siliceous,
• heated,
• competent,
• fine,
• flinty,
• bituminous,
• korean,
• planetary,
• suitable,
• powdered,
• textured,
• firm,
• friable,
• widespread,
• egyptian,
• related,
• ingenious,
• abundant,
• surrounding,
• strong,
• eruptive,
• artificial,
• loose,
• vitreous,
• size,
• subsurface,
• crumbly,
• normal,
• anisotropic,
• frozen,
• carbonaceous,
• lighter,
• uniform,
• large,
• terrestrial,
• smooth,

Simple categories matching british:

• food,
• institution,
• bird,
• industry,
• plant,
• rock,
• native,
• tree,
• review,
• wildflower,
• society,
• bean,
• ingredient,
• hardwood,
• sport,
• fabric,
• sweet,
• flora,
• culture,
• initiative,
• wood,
• activity,
• law,
• condition,
• mammal,
• team,
• fauna,
• fare,
• songbird,
• thing,
• vegetable,
• film,
• art,
• dainty,
• cheese,
• pastime,
• job,
• wrestling,
• issue,
• animal,
• dish,
• fish,
• flower,
• event,
• freedom,
• veg,
• language,
• staple,
• delicacy,
• group,
• beer,
• ale,
• drink,
• game,
• material,