ExxonMobil maps synthetic graphite roadmap; Madagascar approves mining permits; Graphite One closes C$35M; Nouveau Monde Graphite awards construction contracts; price floor system progresses  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌