Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Mr Nicholson said the import data pointed to a notable drop in iron ore volumes, which loomed over the mining sector, but mining stocks took their positive leads from London, with resources higher on news that Glencore planned to cut dividends, raise $US2.5 billion in capital and consider asset sales to cut its £30 billion ($66 billion) debt by a third.

Answer: industry: Glencore, mining