Churaumi Stone (Okinawa Prefecture) [Famous Stones of Japan]

Churaumi stone

Churaumi Stone

"Churaumi" is an Okinawan dialect word that means beautiful sea.
This is a sedimentary rock called chert that is mined on Okinawa's beautiful coastline.
The pure smoothness and color of the waters of Okinawa are captivating.
It is hard and cannot be easily scratched by a blade.
It is a precious stone in Okinawa, where the geology is made up of coral fossils.
They come in a variety of beautiful colors, from blue to red, reminiscent of the Okinawan sea.
It is said that it exerts even more power when combined with a Shisa.

"Churaumi" means beautiful sea in Okinawa dialect. CHURAUMI Stone is a sedimentary rock called chert that is mined from Okinawa's beautiful coastlines. Its pure smoothness and color make Okinawa's seas become more colorful and captivating them. It is hard and cannot be easily scratched even with a blade. It is a precious stone in Okinawa, where the geology is composed of coral fossils. It comes in beautiful colors from blue to red, make people think of Okinawa seas. It is said that when you use the CHURAMI Stone with a shisa (a traditional Ryukyuan cultural artifact and decoration), it unleashes even more power.

Origin Okinawa Prefecture
meaning Healing, cleansing, pure
Mineral Classification Diorite porphyrite
chemical composition Si₂, Al₂O₃, K₂O, Na₂O, CaO, Na₂O
Crystalline Monoclinic
cleavage Complete in one direction
Mohs hardness 6.0–7.0
gloss Glass gloss
color Gray, blue, black, white
specific gravity 2.3 to 2.7
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