The phrase "assortment of metals" is correct and usable in written English.
It can be used when referring to a variety or collection of different types of metals, often in contexts related to manufacturing, recycling, or materials science.
Example: "The artist used an assortment of metals to create a unique sculpture that reflected the beauty of industrial materials."
Alternatives: "variety of metals" or "collection of metals".
I recommend one of the following: IShares Gold Trust (IAU, 16) for gold, ETFS Physical Silver (SIVR, 33) for silver, ETFS Platinum Trust (PPLT, 163) for platinum and ETFS Physical Precious Metals Basket (GLTR, 96) if you prefer an assortment of metals.
Frazetta's work also appeared on the covers of books by Edgar Rice Burroughs, albums for an assortment of heavy metal bands, and posters for films, including What's New Pussycat (1965) and Dance of the Vampires (1967).
So when I walked into Ford's kitchen the other day and was visually assaulted by a strange assortment of vintage metal contraptions that sprouted pipes and gauges and pumps and levers, I knew I was in for an adventure.
They are filled not with miniature cans of tonic water and ready-meals, but an intriguing assortment of scraps: metal offcuts from laser-cutting, fragments of timber cable reels, bits of car windscreens – even a mysterious trough of used coffee grounds.
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To create a variety of irregular gashes when distressing wood furniture, try putting an assortment of heavy metal objects inside a pillowcase and flogging the furniture with the filled pillowcase.
For John Cage's "but what about the sound of crumpling paper," the four players sat on the floor in corners of the gallery, each tapping or striking an assortment of wood and metal objects and letting silence do its particularly Cagean work between sounds.
There's no sense of fun, humor, style-statement or verve in the assortment of plastic and metal, leather and rubber.
Because the weld metal is not transferred directly across the electric arc like most open arc welding processes, a vast assortment of welding filler metal is available to the welding engineer.
"I'm almost following in the same footsteps as my dad, but instead of Skynyrd, I've been into Pantera and David Allan Coe and bands like that," he said of his assortment of country, punk and heavy metal.
While Korpiklaani used an assortment of traditional instruments to deliver their folk metal, Finntroll relies on keyboards for Finnish folk melodies played in the humppa style.
