Modifiers matching stone:

• healing,
• semiprecious,
• precious,
• dark,
• bright,
• durable,
• carved,
• natural,
• manufactured,
• ancient,
• colored,
• unstable,
• impermeable,
• hard,
• softer,
• aggregate,
• unusual,
• sparkly,
• metamorphic,
• friable,
• lapidary,
• crushed,
• valuable,
• real,
• rough,
• colorless,
• complementary,
• yellow,
• coloured,
• absorbent,
• architectural,
• soft,
• exterior,
• abrasive,
• igneous,
• popular,
• transparent,
• ceramic,
• local,
• impervious,
• loose,
• noble,
• common,
• everyday,
• decorative,
• commercial,
• vibrant,
• flat,
• environmental,
• clear,
• magical,
• coated,
• resilient,
• industrial,
• colourful,
• rounded,
• artificial,
• unique,
• important,
• nonabsorbent,
• sensitive,
• small,
• opaque,
• interesting,
• colorful,
• powdered,
• elegant,
• structural,
• large,
• rare,
• refractive,
• faceted,
• sharp,
• supporting,
• smooth,
• trim,
• darker,
• brazilian,
• harder,
• free,
• available,
• fine,
• translucent,
• raw,
• beautiful,
• red,
• siliceous,
• stained,
• organic,
• solid,
• difficult,
• textured,
• costly,
• indian,
• strong,
• volcanic,
• white,
• hardest,
• porous,
• exotic,
• upright,
• single,
• packed,
• coarse,
• black,
• color,
• dense,
• plutonic,
• expensive,
• resistant,
• delicate,
• waxy,
• tough,
• simulated,
• inert,
• polished,
• symbolic,
• alkaline,
• genuine,
• typical,
• smaller,
• heated,
• rich,
• round,
• clean,
• earthy,
• native,
• heterogeneous,
• glassy,
• acid,
• smoky,
• brittle,
• crystalline,
• heavy,
• authentic,
• urinary,
• sturdy,
• shiny,
• lustreless,
• metal,
• desired,
• good,
• indigenous,
• synthetic,
• fragile,
• traditional,
• brilliant,
• ornamental,
• sedimentary,
• weaker,
• calcareous,
• looking,
• special,

Simple categories matching impermeable:

• earth,
• surface,
• material,
• component,
• medium,
• condom,
• plastic,
• covering,
• particle,
• rock,
• container,
• solute,
• unit,
• wall,
• cover,
• area,
• region,
• metal,
• formation,
• sheet,
• substrate,
• coating,
• polymer,
• glove,
• enclosure,
• layer,
• sphere,
• structure,
• reservoir,
• soil,
• pavement,
• substance,
• membrane,
• object,
• deposit,
• fluid,
• means,
• filler,
• compound,
• matter,
• sediment,
• stone,
• molecule,
• fabric,
• barrier,