Chrysoprase tumbled stone

Chrysoprase tumbled stone, 
Size approx. 2 - 3 cm
The name means golden garlic. It was already used for this mineral in ancient and medieval times.
The occurrence in Silesia, Frankenstein is now completely exploited. At present, chrysoprase is found in Australia, Queensland and occasionally in Brazil.
The St. Wenceslas Chapel in Prague was already decorated with the decorative stone chrysoprase in the 14th century.
Chrysoprase is said to help with lovesickness, jealousy and nightmares and to promote trust and security.