'Una mesa de madera': how Spanish says what things are made of
In English you can put a material straight in front of an object: a leather jacket, a gold watch, a plastic bag. Sometimes English adds an adjective ending instead, as in wooden or woolen. Spanish does neither. It names the object first, then adds de and the word for the material by itself: una chaqueta de cuero, un reloj de oro, una bolsa de plástico.
English speakers often copy the English word order and produce things like una madera mesa or un cuero chaqueta. Spanish speakers find these confusing or simply wrong. The fix is one small, very regular pattern that works for almost every material: madera, papel, piedra, plata and dozens more.
Word list
nievefA1snowun muñeco de nieve = a snowmanpapelmA1paperun avión de papel = a paper airplanearenafA2sandun castillo de arena = a sandcastlebroncemA2bronzeuna estatua de bronce = a bronze statuecueromA2leatheruna chaqueta de cuero = a leather jackethielomA2iceuna escultura de hielo = an ice sculpturehierromA2ironuna puerta de hierro = an iron doormaderafA2wooduna mesa de madera = a wooden tablemetalmA2metalde metal = metaloromA2goldde oro = made of goldpiedrafA2stoneuna casa de piedra = a stone houseplásticomA2plasticuna bolsa de plástico = a plastic bagplatafA2silverun anillo de plata = a silver ringvidriomA2glassuna botella de vidrio = a glass bottlecristalmB1glassde cristal = glassladrillomB1brickuna pared de ladrillo = a brick walllanafB1woolun jersey de lana = a wool sweaterpinomB1pine treeun armario de pino = a pine wardrobesedafB1silkuna corbata de seda = a silk tieaceromB2steelun cuchillo de acero = a steel knifealgodónmB2cottonuna camiseta de algodón = a cotton T-shirtaluminiomB2aluminiumuna lata de aluminio = an aluminum canbambúmB2bamboouna silla de bambú = a bamboo chairbarromB2muduna vasija de barro = an earthenware potcarbonomB2carbonuna bici de carbono = a carbon bikecartónmB2cardboarduna caja de cartón = a cardboard boxcauchomB2rubberuna pelota de caucho = a rubber ballcerafB2waxuna figura de cera = a wax figurecerámicafB2ceramicun plato de cerámica = a ceramic platecobremB2copperuna olla de cobre = a copper potconcretomB2concretede concreto = concretegomafB2rubberunas botas de goma = rubber bootsgranitomB2graniteuna encimera de granito = a granite countertopgravafB2gravelun camino de grava = a gravel pathhormigónmB2concreteun muro de hormigón = a concrete wallmagnesiomB2magnesiumunas llantas de magnesio = magnesium wheelsmármolmB2marbleuna escalera de mármol = marble stairsolivomB2olive treeuna tabla de olivo = an olive-wood boardpielfB2furun abrigo de piel = a fur coatplomomB2leaduna tubería de plomo = a lead pipeporcelanafB2porcelainuna taza de porcelana = a porcelain cuproblemB2oakuna mesa de roble = an oak tableacero inoxidablemC1stainless steeluna sartén de acero inoxidable = a stainless steel panámbarmC1amberun collar de ámbar = an amber necklacearcillafC1clayuna vasija de arcilla = a clay potcincmC1zincde cinc = zinccorchomC1corkun tablón de corcho = a cork boardgravillafC1gravelun sendero de gravilla = a fine-gravel pathlinomC1linenpantalones de lino = linen trousersmarfilmC1ivoryuna figura de marfil = an ivory figurepajafC1strawun sombrero de paja = a straw hatplatinomC1platinumun anillo de platino = a platinum ringtejidomC1fabricuna chaqueta de tejido sintético = a synthetic fabric jackettelafC1fabriczapatos de tela = canvas/fabric shoeszincmC1zincun tejado de zinc = a zinc roofacero inoxmC2stainless steelun fregadero de acero inox = a stainless steel sinkchatarrafC2scrap metaluna escultura de chatarra = a scrap-metal sculpturecontrachapadomC2plywooduna tabla de contrachapado = a plywood boardestañomC2tinun soldadito de estaño = a tin soldierlatónmC2brassun pomo de latón = a brass doorknobmimbremC2wickeruna cesta de mimbre = a wicker basketresinafC2resinuna figura de resina = a resin figuresiliciomC2siliconun chip de silicio = a silicon chipterciopelomC2velvetuna chaqueta de terciopelo = a velvet jackettitaniomC2titaniumun marco de titanio = a titanium frameyesomC2plasteruna moldura de yeso = a plaster molding
How it works
The recipe is always the same: object + de + material. The material comes after the object. It has no article and normally stays singular, even when there are several objects.
una mesa de madera (not una mesa de la madera)
dos sillas de madera (the material does not become plural)
Any adjective describing the object agrees with the object, not with the material: una silla de madera nueva.
Rule of thumb: if you can ask what it is made of in English, answer with de in Spanish.
Compré una silla de madera.
(I bought a wooden chair.)
Los niños hacen aviones de papel.
(The children are making paper airplanes.)
The words
Metals
The everyday ones are oro, plata, hierro, metal and bronce. Later you will meet acero, acero inoxidable, cobre, aluminio, plomo, platino, estaño, latón, titanio and zinc (also spelled cinc).
Lleva un reloj de oro.
(He wears a gold watch.)
Mi abuela me regaló un anillo de plata.
(My grandmother gave me a silver ring.)
Necesito una sartén de acero inoxidable.
(I need a stainless steel frying pan.)
Fabrics and animal materials
For clothes you will need cuero, lana, seda, algodón, lino, terciopelo and piel. The general words tela and tejido (fabric) work the same way. Marfil (ivory) belongs here too.
Esta camiseta es de algodón.
(This T-shirt is cotton.)
En invierno uso un jersey de lana.
(In winter I wear a wool sweater.)
Building materials
These include piedra, ladrillo, mármol, granito, yeso, hormigón (concreto in much of Latin America) and contrachapado.
Viven en una casa de piedra.
(They live in a stone house.)
Household and natural materials
This group covers plástico, vidrio, cristal, cartón, porcelana, cerámica, arcilla, goma, caucho, corcho, cera, bambú, mimbre and paja. Newer materials such as poliéster, nailon or ante (suede) follow the same pattern.
¿Tiene una bolsa de plástico?
(Do you have a plastic bag?)
Pon las flores en el jarrón de cristal.
(Put the flowers in the glass vase.)
En la playa llevaba un sombrero de paja.
(At the beach she wore a straw hat.)
Watch out
Made of gold or just gold-colored?
De oro means it really is gold. Dorado only describes the color, or a gilded surface. The same goes for de plata versus plateado (silver-colored).
Real adjectives exist, but they are the exception
Metálico (metallic) and plástico used as an adjective do exist. In everyday speech, though, de metal and de plástico are the safe, normal choice.
Glass: two words
Vidrio is the neutral word for the material. In Spain, cristal is very common in everyday speech: una botella de cristal.
Piel
Un abrigo de piel is a fur coat. In Spain, de piel often also means leather, as in zapatos de piel.
The same pattern with ser
To say what something is made of, use ser de: La mesa es de madera.
No es de oro, solo es dorado.
(It isn't gold, it's just gold-colored.)
Summary
When English puts a material in front of a noun (a leather bag, a wooden chair, a gold ring), Spanish puts the object first and adds de plus the material by itself: un bolso de cuero, una silla de madera, un anillo de oro. Use no article, keep the material singular, and save dorado or plateado for things that only look like gold or silver.