Materials & Substances

whipcord C2

/ˈwɪpˌkɔrd/ a thin, strong, tightly twisted cord, originally used for the lash of a whip M S

chrysolite C2

/ˈkɹɪs.əˌlaɪt/ a yellow-green or golden-green gem variety of olivine, now generally called peridot M S

metalled C2

(Of a road) surfaced with crushed stone or gravel. M S

argillaceous C2

/ˌɑrdʒɪˈleɪʃəs/ made of, containing, or resembling clay M S

lawrencium C2

/ləˈɹɛnsiəm/ a synthetic radioactive chemical element with atomic number 103 and symbol Lr M S

corrugate C2

/ˈkɔːr.əˌɡeɪt/ to form a material into parallel ridges, folds, or grooves M S

sardius C2

/ˈsɑːɹ.di.əs/ historical or biblical: sard, a translucent brownish-red to deep orange-red variety of chalcedony used as a gemstone M S

silex C2

/ˈsaɪleks/ silica or a hard siliceous material, especially flint M S

balas C2

/ˈbaləs/ a pale red or rose-coloured spinel historically called a balas ruby and often mistaken for true ruby M S

spinel C2

/spɪˈnɛl/ a hard, glassy magnesium aluminium oxide mineral that crystallizes in the cubic system and occurs in many colors M S

jacinth C2

/ˈdʒæ.sɪnθ/ a transparent reddish-orange or reddish-brown variety of zircon used as a gemstone M S

ammoniacal C2

/aməˈnʌɪəkəl/ pertaining to or containing or similar to ammonia M S

tussore C2

/ˈtʌs.ɔɹ/ a strong, naturally tan or brownish silk produced by the larvae of several wild Asian saturniid moths M S

ferruginous C2

/fəˈruːdʒənəs/ containing iron or an iron compound M S

gumwood C2

/ˈɡʌmwʊd/ the wood of a gum tree, especially eucalyptus or sweetgum, used for timber and other products M S

silvern C2

/ˈsɪlvɚn/ having the white lustrous sheen of silver M S

litharge C2

/ˈlɪθɑrdʒ/ lead monoxide, especially the fused yellow or reddish material produced during the refining of lead or silver M S

fusibility C2

/ˌfjuːzəˈbɪləti/ the quality or degree of being capable of melting or being fused by heat M S

peltry C2

/ˈpɛltri/ animal pelts or furs collectively, especially raw, undressed skins traded as a commodity M S

steatite C2

/ˈstiːəˌtaɪt/ a soft, dense variety of talc with a soapy feel, commonly called soapstone M S

castor oil C2

/ˌkæs.tɚ ˈɔɪl/ a pale, thick oil pressed from castor beans, used medicinally as a laxative and industrially as a lubricant, plasticizer, and chemical feedstock M S

moreen C2

/moʊˈrin/ historical: a heavy woolen or wool-and-cotton furnishing fabric, often with a ribbed or watered finish M S

feldspathic C2

/feldˈspæθɪk/ relating to, containing, or rich in feldspar M S

benzoline C2

/ˈben.zə.liːn/ a historical name for a volatile petroleum or coal-tar solvent, used especially for cleaning and removing grease M S

dissoluble C2

/dɪˈsɑljəbəl/ capable of being dissolved or broken down into constituent parts M S

cinnamon stone C2

/ˈsɪn.ə.mən ˌstoʊn/ an orange to reddish-brown gemstone variety of grossular garnet, also called hessonite M S

senega C2

/ˈsɛnɪɡə/ historical: gum arabic obtained in or exported from the Senegal region, used especially in dyeing and manufacturing M S

copperas C2

/ˈkɑːpərəs/ historical chemistry: iron(II) sulfate, a green crystalline compound used in dyes, inks, tanning, and other processes M S

shruff C2

/ʃrʌf/ historical metalworking: old or broken brass or copper, filings, dross, and similar metal refuse kept for remelting M S

fustic C2

/ˈfʌstɪk/ the yellow dyewood or dye obtained from the tropical American tree Maclura tinctoria, also called old fustic or dyer's mulberry M S

greensand C2

/ˈɡriːnˌsænd/ greenish sand or sandstone containing the mineral glauconite M S

iron mould C2

/ˈaɪərn ˌmoʊld/ a yellow, brown, or reddish stain on cloth, paper, or a similar material caused by rusty iron or an iron-based ink M S

muriate C2

/ˈmjʊriət/ an obsolete chemical name for a chloride, a salt regarded as derived from muriatic acid M S

whinstone C2

/ˈwɪnˌstoʊn/ chiefly British: hard, dark basaltic rock or traprock, often quarried for road stone M S

chrysoberyl C2

/ˈkɹɪs.əˌbɛɹ.əl/ a very hard beryllium aluminium oxide mineral, commonly yellow to green and used as a gemstone M S

micaceous C2

/maɪˈkeɪʃəs/ containing or consisting partly of mica M S

phonolite C2

/ˈfoʊnəˌlaɪt/ a fine-grained volcanic rock composed chiefly of alkali feldspar and nepheline, some varieties of which ring when struck M S

shagreen C2

/ʃʌˈɡriːn/ a tough leather with a granular surface, historically made from horsehide and now commonly from shark or ray skin M S

jadeite C2

/ˈd͡ʒeɪˌdaɪt/ a hard pyroxene mineral rich in sodium and aluminium, one of the two main materials called jade M S

nephrite C2

/ˈnɛfˌɹaɪt/ a tough, fine-grained calcium magnesium silicate material, one of the two main stones called jade M S

chalcedony C2

/kælˈsɛd.ə.ni/ a form of quartz made of very small crystals, often translucent and used as a decorative stone M S