Tag: minerals
When nature plays Tetris to shape the structure of minerals
Who has never marveled at the perfection of a quartz crystal or the cubic shape so clean of a pyrite crystal? The perfection of certain crystals may suggest that the…
Quiz: do you recognize these minerals?
Rare and precious or very common, there are now nearly 5,000 known minerals and we are discovering new ones every year! Can you recognize these 10 minerals? You will also…