flinty

flinty
    adj 1: containing flint
    2: showing unfeeling resistance to tender feelings; "his flinty
       gaze"; "the child's misery would move even the most obdurate
       heart" [syn: {flinty}, {flint}, {granitic}, {obdurate},
       {stony}]
    

Flinty \Flint"y\, a. [Compar. {Flintier}; superl. {Flintiest}.]
   Consisting of, composed of, abounding in, or resembling,
   flint; as, a flinty rock; flinty ground; a flinty heart.
   [1913 Webster]

   {Flinty rock}, or {Flinty state}, a siliceous slate; --
      basanite is here included. See {Basanite}.
      [1913 Webster]
    

120 Moby Thesaurus words for "flinty":
      Philistine, adamant, adamantine, bony, bowelless, callous,
      calloused, case-hardened, cast-iron, cement, cemental, concrete,
      constant, corneous, cruel, dense, diamondlike, dog-eat-dog, dour,
      dure, firm, fixed, flintlike, granitelike, granitic, grim, hard,
      hard as nails, hard-core, hardened, hardhearted, harsh, heartless,
      horny, immovable, immutable, impervious, implacable, impliable,
      inclement, indurated, inelastic, inexorable, inflexible,
      insensitive, intransigent, inured, iron, iron-hard, ironlike,
      irreconcilable, lapideous, lithic, lithoid, lithoidal, loyal,
      marble, marblelike, merciless, obdurate, osseous, pachydermatous,
      petrified, petrogenic, pitiless, proof against, relentless,
      remorseless, resistant, resistive, rigid, rigorous, rock,
      rock-ribbed, rocklike, rocky, ruthless, set, settled, slaty, solid,
      sot, staunch, steadfast, steady, steeled against, steellike,
      steely, stern, stiff, stone, stonelike, stony, thick-skinned,
      tough, true, unaffected, unalterable, unbending, unchangeable,
      uncompassionate, uncompassioned, uncompromising, undeflectable,
      unfeeling, unflappable, unforgiving, ungiving, unmerciful, unmoved,
      unpitiful, unpitying, unrelenting, unremorseful, unshaken,
      unswerving, unsympathetic, unsympathizing, unyielding,
      without mercy