** Shares of Australia's Dyno Nobel DNL.AX fall as much as 8% to A$3.12, their biggest intraday pct fall since early April, 2025
** Stock at its lowest level since December 18, 2025
** The explosives maker announces sale of Phosphate Hill to Ryowa II GPS, unit of Australian energy company Mayfair Australia Corp
** Deal at a deferred consideration of up to A$100 million ($69.78 million) payable to Dyno Nobel
** Co says it will no longer be providing outlook on Phosphate Hill performance
** Stock has fallen 2.2% this year, including session moves
($1 = 1.4331 Australian dollars)
(Reporting by Roshan Thomas in Bengaluru)
((Roshan.Thomas@thomsonreuters.com;))