Top Tweets for #GeoscienceTwitter
Please find me on the other app (place with no clouds) with the same handle. #MineralMonday #GeoscienceTwitter #GuessTheGem
Elongate crystal of corundum, still showing the characteristic barrel shape of the mineral species. #MineralMonday #GeoscienceTwitter
A great specimen of chalcocite from Cornwall, England. This mineral is an important copper ore. #MineralMonday #GeoscienceTwitter
Blue azurite and green malachite. Both are copper carbonates frequently found together. #MineralMonday #GeoscienceTwitter
For my first Mineral Monday of 2025 check out this aragonite that looks like coral!! Minerals can be so cool!!#MineralMonday #GeoscienceTwitter
My attempt at festive: this almost tree shaped specimen of the mineral variety peridot!! This one is from Zebirguet, Egypt. #MineralMonday #GeoscienceTwitter
The answer to this one is emerald, a variety of the mineral beryl!! And my hint was alluding to the Emerald City from the Wizard of Oz. #GuessTheGem #GeoscienceTwitter
It’s another Guess the Gem!! What mineral or variety do you think this gem is? Hint: … a famous fictional place… #GuessTheGem #GeoscienceTwitter
It’s another Guess the Gem!! What mineral or variety do you think this gem is? Hint: … a famous fictional place… #GuessTheGem #GeoscienceTwitter
Very sculptural zincite in calcite. If you put the two blocks together the swirls of the zincite would look like a fleur de lis ⚜️. #MineralMonday #GeoscienceTwitter
I’m excited to share a new paper examining the colonial legacies of the Hunterian’s Mineralogy & Petrology Collection and their impact. More work to do there and interested to see where geoscience collections go with decolonization.
https://t.co/UZep7GLUbL
#GeoscienceTwitter
Malachite, always a crowd pleaser with its gorgeous bright green colour and entrancing banding. #MineralMonday #GeoscienceTwitter
This midnight blue platy covellite is to die for!! This is not how geologists normally find it in the field. This specimen is from Leonard Mine, Montana. #MineralMonday #GeoscienceTwitter
Anyone seen her and her husband’s mineral collection? I have been searching for a while. #GeoscienceTwitter
November 28, 1872, Scottish science writer and polymath Mary Somerville died #OTD. Her “Physical Geography” (1848) was the first textbook on the topic in English and her most popular work 🌐
https://t.co/QUAoDFH4V9
The answer for this week’s Guess the Gem is topaz!! It can be naturally blue but these intense blues are generally from treating the gem. #GuessTheGem #GeoscienceTwitter
It’s another Guess the Gem!! What mineral do you think these gems are? Hint: these are blue from two different techniques, one is called London Blue. #GuessTheGem #GeoscienceTwitter
It’s another Guess the Gem!! What mineral do you think these gems are? Hint: these are blue from two different techniques, one is called London Blue. #GuessTheGem #GeoscienceTwitter
Delicate bright blue cavansite crystal sprays with white stilbite from Wagholi, India. #MineralMonday #GeoscienceTwitter
The answer is sillimanite!! It forms in higher temperatures compared to kyanite or andalusite. #GuessTheGem #GeoscienceTwitter
Time for another Guess the Gem!! What mineral do you think this gem is? Hint: which Al2SiO5 is this? #GuessTheGem #GeoscienceTwitter
Time for another Guess the Gem!! What mineral do you think this gem is? Hint: which Al2SiO5 is this? #GuessTheGem #GeoscienceTwitter
Another piece of art that reminds me of a mineral. This piece is called “When Rubber Meets the Road” by Gerard Beaulieu, to symbolize the collision between the human and animal worlds. It reminds me of this feathery descloizite. #MineralMonday #CoolCuriosities #GeoscienceTwitter
Time for another Guess the Gem!! What mineral do you think this gem is? Hint: it’s between topaz and corundum on the Mohs hardness scale. #GuessTheGem #GeoscienceTwitter
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