Crinoid Mortality Plate- Indiana, USA (with stand) 571b09150cdf10c34f5a7044ead02042 They are cut into a

They are cut into a round teardrop shape briollette that is top drilled

For some reason

similarly to agate with a hardness of 6

The people of Nantan County felt lucky to find rocks so heavy with iron

the green and red colors contrast

Crinoid Mortality Plate- Indiana, USA (with stand) 571b09150cdf10c34f5a7044ead02042 They are cut into aCrinoids began life some 530 million years ago. They are plant like sea creatures, some of which either root themselves underwater or gently float along the sea bed, gathering tiny organisms for nourishment. Crinoids often resemble flowers planted in the sea floor, giving them their name from the Greek word for "Lilly." Crinoids are remarkably adaptable animals and they are a good example of what is referred to as a "living fossil", as many different