#BlueMinerals

2024-10-01

The trail of color leading up to the #MinCup24 Grand Final...

#BlueMinerals #PinkMinerals #MineralsArrangedByColor #Minerals #Geology

The MinCup bracket with mineral colors standing in for the mineral names. Red and yellow don't do so well, pink, blue and green lead.
2024-09-12

Why study and synthesize #Ringwoodite? Experiments (below, a diamond anvil pressure device that's transparent to visible light; Schmandt et al, 2014) and natural samples from the Earth's mantle (see ksircombe's posts: aus.social/@ksircombe/11312421) suggest that there's an ocean or two worth of water stored in Earth's Ringwoodite. It's likely kept the planet habitable for the last 4.5 billion years.

Plus Ringwoodite is more Blue than #Kyanite !
#MinCup24 #Mantle #PlateTectonics #BlueMinerals

A single crystal of bright blue Ringwoodite containing 1 wt% water in its structure. It's contained in a diamond anvil pressure cell at 30 GPa pressure. Laser heating spots are also apparent.
From Schmandt et al. (2014)

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