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#zircon

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"En Guinée-Bissau, plusieurs centaines de femmes ont mis le feu dimanche à des installations gérées par un groupe chinois dans le nord-ouest du pays. Elles protestaient contre les dégâts environnementaux causés par l'extraction de sable liée à l'exploitation du zircon, un minéral utilisé en joaillerie et dans l'industrie nucléaire."
#environnement #zircon #Afrique
rts.ch/info/monde/2025/article

Radio Télévision Suisse · Des femmes détruisent un site chinois d'extraction de zircon en Afrique pour protester contre les dégâts à la natureBy Radio Télévision Suisse

From ⁨⁨⁨⁨⁨#AnnafromUkraine⁩⁩⁩⁩⁩ @AnnafromUkraine@youtube.com
🧵 👇

MOSCOW, MURMANSK ATTACK: MILITARY AN-72, COMMAND CENTER, AMMUNITION DEPOT Vlog 899: War in #Ukraine

⛴️💥 00:00 – Explosions reported near the base of the russian northern fleet in #murmansk.
Murmansk is home to command centers, #ammunition depots, repair #docks, and #fleet management facilities. It’s also where #Zircon #missiles are tested. This site, crucial to russian military operations, is located approximately 2,000 kilometers ...

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Details of the "Zircon" missile, used in the recent attack on Kyiv from the temporarily occupied Crimea, have emerged. The missile, unlike the "Dagger," can maintain constant hypersonic speed, making it extremely difficult to intercept. Experts have estimated the approximate flight time of the Zircon launched from Crimea to various Ukrainian cities. #Zircon #Ukraine

❗️A series of loud explosions in #Kyiv.

#Russian missile fragments damaged a residential building in the #Pechersk district of #Kyiv, city regional military administration reports.

According to preliminary data, #Russia attacked the capital with #Oniks or #Zircon missiles launched from temporarily occupied #Crimea.

Emergency services are on their way to three districts of the city.

#ukraine #putinisamasskiller #putinisawarcriminal @kardinal691

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With so many tight matches, it’s going to take us a day to put together the traditional Victory Parade. Please feel free to celebrate (or mourn) and we’ll see you tomorrow.

Have ideas on what went well or what we can do better? Please fill out our post-game survey! mineralcup.org/2023/campaigns/

Curious about the people behind #MinCup23? Here’s this year’s volunteers: mineralcup.org/2023-volunteers

Congratulations, #Zircon! Condolences, #Perovskite, and better luck next year!

Mineral CupPlayer Survey — Mineral CupThis was our first time self-hosting Mineral Cup. It involved a lot of changes and a lot of experiments. We’d love to get your feedback on what worked, what didn’t, and ideas on what to do differently. We’d also like a better idea of who our players are (and how that’s changed) and where to find the
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How, you might ask, does a perfectly formed #zircon get into a sapphire?

Sapphire melting temp: around 2030 °C. (wikipedia)
Zircon melting temp: high melting point (over 2500°C). (ga.gov.au/education/classroom-)
Tiny zircons can withstand a lot of what makes and destroys other minerals.

Vote: mineralcup.org/results/round-4