Crossword Genius

Salt I whisked with ice to make compound (8)

Ross

I believe the answer is:

silicate

I'm a little stuck... Click here to teach me more about this clue!

'salt' is the definition.
(I know that silicate is a type of salt)

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

I've seen this clue in The Independent.
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