July 27 (Reuters) - Altona Mining Ltd (AOH) :
- Altona and Sichuan Railway Investment Group agreed to form JV such that SRIG to contribute US$213.53 million cash to Cloncurry Project
- Altona's cash contribution is reduced from US$38 million to US$25 million and Altona'S equity in JVCO is reduced from 40% to 34%