Rocks, minerals & gems By Ren
A closer look at the ground we stand on.
Fresh finds, mineral science, gems, and the stories behind the specimens — for curious collectors and lifelong learners.
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New silver‑rich mineral found in Chinese ore deposit
A new Ag–Sb–Te sulfosalt named fengruiite was identified at the Haopinggou deposit, while researchers tested lithium and boron transport in pegmatitic systems and released an IMA commission newsletter.
Read storyNew Mineral Discoveries Reported in European Journal of Mineralogy
The latest issue of the European Journal of Mineralogy reports a newly identified silver‑tellurium sulfosalt, experimental insights on lithium and boron isotope behavior in pegmatites, and updates from IMA’s Commission on New Minerals.
Read storyLithium Isotope Fractionation Revealed in Pegmatite Fluid Experiments
Researchers demonstrate lithium and boron transfer via fluid phases during late‑stage pegmatite formation, with heavy lithium preferentially enriching the fluid.
Read storyNew Silver Mineral Discovered in China's Qinling Mountains
Scientists have identified a new silver‑antimony‑tellurium sulfosalt called fengruiite from the Haopinggou deposit in eastern Qinling, China.
Read storyNew Tool Lets U.S. Hobbyists Identify 120+ Rocks Instantly
Rock Chasing launches a tool that instantly identifies more than 120 rocks and minerals in the United States.
Read storyIMA Commission Releases Newsletter 92 on Mineral Naming
The International Mineralogical Association’s CNMNC issued its 92nd newsletter, outlining updated guidelines for proposing new minerals without introducing any new species.
Read storyLive Bridal Asia Shows Set for Mumbai & Rajkot
Live Bridal Asia will hold shows in Mumbai on Aug 15‑16 and in Rajkot from Aug 20‑23.
Read storyNew Experiment Illuminates Lithium Transport in Pegmatite Formation
Researchers demonstrate that lithium and boron migrate via fluid phases between melts at low rates, with heavier ^7Li accumulating in the fluid during late‑stage pegmatitic growth.
Read storyFengruiite: New Silver‑Tellurium Sulfosalt Mineral Found in Chinese Deposit
Researchers discovered a novel Ag–Sb–Te sulfosalt mineral, Fengruiite, revealing how tellurium helps concentrate silver in ore deposits.
Read storyWater Retention Revealed in Mantle Xenoliths
A new study shows mantle xenoliths preserve deep water signatures via hydrous‑point‑defect pyroxenes.
Read storyIMA Commission Releases Newsletter 92 on New Mineral Standards
The IMA’s CNMNC published its 92nd newsletter detailing updates on mineral nomenclature and classification.
Read storyNew Rare‑Earth Mineral Xianhuaite Discovered at China's Bayan Obo Deposit
Scientists identify xianhuaite-(Ce), a new rare‑earth mineral containing potassium, cerium, and niobium found at the Bayan Obo deposit in northern China.
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