Optical Illusions and Phenomena That Can Be Found in Nature

[post_page_title]The hardest rose[/post_page_title]

Is it a petrified rose? No. A high school art project? No. Some sort of spiny underwater creature? No, and stop guessing. This is a crystal cluster of the remarkably versatile substance known as gypsum. This rose-like formation tends to occur in arid places, such as the desert, and the resulting structure is known as – wait for it – a desert rose.

The hardest rose

If you’re thinking that these structures must be super rare and special, think again. We’ve just checked online, and you can buy one on eBay for less than forty bucks.

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