On 23/02/2017 10:21, The Natural Philosopher wrote:
On 23/02/17 10:15, Capitol wrote:

It does stain.

shouldn't do. If its actually granite

Marble stains...

I've never had a granite worktop stain tho

Some granites have tiny inclusions of reduced iron oxides which are
capable of producing rust stains if kept wet for a long time.

--
Regards,
Martin Brown