The phrase "from a cross section" is grammatically correct and can be used in written English.
For example, "The data was collected from a cross section of the population."
As additional material is stored, samples are blended from a cross section of the storage pile.
What his dot-org group would like to do is link houses of worship from a cross section of denominations.
We also asked whether people read the Guardian/Observer/.com because our journalists and contributors are from a cross section of society.
It is not something that affects Muslims of ethnic minorities in isolation, and racially-motivated aggression usually stems from a cross section of ethnicities.
She studied a variety of businesses from a cross section of industries over a ten-year period, examining how industry structure affects business profitability and investor returns.
The panel drew on 67 submissions from a cross section of academics, diplomats, Israeli civilian organizations and Palestinians, Ms. Chanet said.
I decided to collect these crazy stories from as wide a cross section of British people as I could muster.
The best boards bring together people from a cross-section of professions, political perspectives and backgrounds.
Though racially homogeneous, the student body drew from a cross-section of economic backgrounds.
The leaderships of AQIM and the MUJAO are drawn from a cross-section of Saharan countries.
He was chosen by a 275-strong parliament whose members were nominated by elders from a cross-section of clans.
