| aconite | (noun) any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers | - |
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| amblygonite | (noun) a white or grey mineral consisting of lithium aluminum phosphate; a source of lithium | - |
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| ammonite | (noun) one of the coiled chambered fossil shells of extinct mollusks | Synonyms: ammonoid |
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| aphanite | (noun) fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye | - |
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| aragonite | (noun) a mineral form of crystalline calcium carbonate; dimorphic with calcite | - |
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| austenite | (noun) a solid solution of ferric carbide or carbon in iron; cools to form pearlite or martensite | - |
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| belemnite | (noun) a conical calcareous fossil tapering to a point at one end and with a conical cavity at the other end containing (when unbroken) a small chambered phragmocone from the shell of any of numerous extinct cephalopods of the family Belemnitidae | - |
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| bentonite | (noun) an absorbent aluminum silicate clay formed from volcanic ash | - |
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| bornite | (noun) a mineral consisting of sulfides of copper and iron that is found in copper deposits | Synonyms: peacock ore |
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| ceylonite | (noun) a dark-colored spinel containing iron | Synonyms: pleonaste |
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| cyanite | (noun) a grey or greenish-blue mineral consisting of aluminum silicate in crystalline form; occurs in metaphoric rock, used as a refractory | Synonyms: kyanite |
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| definiteness | (noun) the quality of being predictable with great confidence | Synonyms: determinateness |
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| ebonite | (noun) a hard nonresilient rubber formed by vulcanizing natural rubber | Synonyms: hard rubber, vulcanite |
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| essonite | (noun) a garnet ranging in color from yellow to brown | Synonyms: cinnamon stone, hessonite |
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| fergusonite | (noun) a dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals | - |
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| finiteness | (noun) the quality of being finite | Synonyms: boundedness, finitude |
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| gadolinite | (noun) a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium | Synonyms: ytterbite |
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| gelignite | (noun) a type of dynamite in which the nitroglycerin is absorbed in a base of wood pulp and sodium or potassium nitrate | Synonyms: gelly |
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| germanite | (noun) a rare reddish-grey mineral consisting of a copper iron germanium sulfide | - |
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| glauconite | (noun) a green mineral consisting of hydrated silicate of potassium or iron or magnesium or aluminum; found in greensand | - |
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| granite | (noun) something having the quality of granite (unyielding firmness) | - |
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| (noun) plutonic igneous rock having visibly crystalline texture; generally composed of feldspar and mica and quartz | - |
| graniteware | (noun) a kind of stone-grey enamelware | - |
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| gunite | (noun) a mixture of cement and sand and water that is sprayed on a surface under pneumatic pressure | - |
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| hausmannite | (noun) a mineral consisting of manganese tetroxide; a source of manganese | - |
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| hessonite | (noun) a garnet ranging in color from yellow to brown | Synonyms: cinnamon stone, essonite |
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| hiddenite | (noun) a green transparent form of the mineral spodumene used as a gemstone | - |
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| igniter | (noun) a device for lighting or igniting fuel or charges or fires | Synonyms: ignitor, light, lighter |
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| (noun) a substance used to ignite or kindle a fire | Synonyms: ignitor, lighter |
| ilmenite | (noun) a weakly magnetic black mineral found in metamorphic and plutonic rocks; an iron titanium oxide in crystalline form; a source of titanium | - |
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| impenitence | (noun) the trait of refusing to repent | Synonyms: impenitency |
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| impenitency | (noun) the trait of refusing to repent | Synonyms: impenitence |
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| indefiniteness | (noun) the quality of being vague and poorly defined | Synonyms: indefinity, indeterminacy, indeterminateness, indetermination |
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| infinite | (noun) the unlimited expanse in which everything is located | Synonyms: space |
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| infiniteness | (noun) the quality of being infinite; without bound or limit | Synonyms: boundlessness, infinitude, limitlessness, unboundedness |
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| infinitesimal | (noun) (mathematics) a variable that has zero as its limit | - |
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| kainite | (noun) a white mineral consisting of magnesium sulphate and potassium chloride; a source of potassium salts; used as a fertilizer | - |
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| kaolinite | (noun) a mineral consisting of aluminum silicate; main source of kaolin | - |
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| kernite | (noun) a light soft mineral consisting of hydrated sodium borate in crystalline form; an important source of boron | - |
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| kyanite | (noun) a grey or greenish-blue mineral consisting of aluminum silicate in crystalline form; occurs in metaphoric rock, used as a refractory | Synonyms: cyanite |
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| langbeinite | (noun) a mineral consisting of potassium magnesium double sulphate; used as a fertilizer | - |
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| lignite | (noun) intermediate between peat and bituminous coal | Synonyms: brown coal, wood coal |
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| limonite | (noun) a widely occurring iron oxide ore; a mixture of goethite and hematite and lepidocrocite | - |
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| manganite | (noun) a black mineral consisting of basic manganese oxide; a source of manganese | - |
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| molybdenite | (noun) a mineral resembling graphite that is valued as the chief source of molybdenum and its compounds | - |
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| morganite | (noun) a kind of pink beryl used as a gemstone | - |
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| nephelinite | (noun) an igneous rock consisting of nepheline and pyroxene | - |
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| niter | (noun) (KNO3) used especially as a fertilizer and explosive | Synonyms: nitre, potassium nitrate, saltpeter, saltpetre |
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| olivenite | (noun) rare green to black mineral consisting of hydrated copper arsenate that is found in copper deposits | - |
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| paragonite | (noun) a colorless or pale brown mica with sodium | - |
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| penitence | (noun) remorse for your past conduct | Synonyms: penance, repentance |
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| penitent | (noun) (Roman Catholic Church) a person who repents for wrongdoing (a Roman Catholic may be admitted to penance under the direction of a confessor) | - |
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| penitentiary | (noun) a correctional institution for those convicted of major crimes | Synonyms: pen |
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| pinite | (noun) grey or green or brown mineral similar to mica and containing aluminum and potassium sulphates | - |
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| rhodonite | (noun) a pink or red mineral consisting of crystalline manganese silicate; used as an ornamental stone | - |
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| selenite | (noun) a compound that contains a SeO32− anion. | - |
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| smithsonite | (noun) a mineral ore of zinc. | Synonyms: zinc spar |
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| stannite | (noun) a dark grey mineral with a metallic luster that is a source of tin | Synonyms: tin pyrites |
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| stibnite | (noun) a soft grey mineral; the chief ore of antimony | - |
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| strontianite | (noun) a mineral consisting of strontium carbonate | - |
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| suburbanite | (noun) a resident of a suburb | - |
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| sylvanite | (noun) a silver-white mineral consisting of silver gold telluride; a source of gold in Australia and America | Synonyms: graphic tellurium |
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| taconite | (noun) a variety of chert containing magnetite and hematite; mined as a low-grade iron ore | - |
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| tympanites | (noun) distension of the abdomen that is caused by the accumulation of gas in the intestines or the peritoneal cavity | - |
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| uraninite | (noun) a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore | Synonyms: pitchblende |
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| vanadinite | (noun) a mineral consisting of chloride and vanadate of lead; a source of vanadium | - |
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| vesuvianite | (noun) a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone | Synonyms: idocrase, vesuvian |
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| vulcanite | (noun) a hard nonresilient rubber formed by vulcanizing natural rubber | Synonyms: ebonite, hard rubber |
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| wollastonite | (noun) a white or greyish mineral typically found in metamorphic limestone; a silicate of calcium | - |
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| wulfenite | (noun) a yellow to orange or brown mineral used as a molybdenum ore | - |
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| zinkenite | (noun) a steel grey metallic mineral (a sulphide of lead and antimony) | - |
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