The phrase "a mixture of many" is correct and usable in written English.
It can be used to describe a combination of various elements, items, or components that are blended together.
Example: "The salad was a mixture of many fresh vegetables, nuts, and dressings that created a delightful flavor."
Alternatives: "a blend of various" or "a combination of many".
"Culture is a mixture of many interwoven things," he said.
"I wanted her to look as black people look, a mixture of many, many things.
They are a mixture of many aboriginal peoples and conquering groups of Lunda origin.
Manufacturers are not required to list the ingredients used in fragrances even though a single scene can be a mixture of many.
Modern products contain a mixture of many different materials so that they can have complementing properties, such as durability, and flame resistance.
Its people are a mixture of many ethnic groups, a result of the occupation of the region by groups passing through on their way to India.
In a festival that celebrates diversity (and diversity within diversity), Ms. Cho is a mixture of so many things that she more or less embodies the concept.
The taste of chocolate comes from a mixture of chemicals, many resulting from the roasting process, in which sugars and amino acids combine, forming members of a family of molecules called pyrazines, which contribute the nutty, roasted and chocolatey sensations.
Today, all 5,000 acres he farms are sown after the harvest of corn and soy with a mixture of as many as 12 different crops, including sunflower, sorghum, buckwheat, turnips and hairy vetch, each of which delivers a different benefit.
Miamians are influenced by a mixture of so many languages, cultures and traditions.
We recently described a mixture of chemicals, many with unknown or incompletely described human toxicity, found in U.S. food (Schecter et al. 2009, 2010).
