Kode: AG.623 
Nama : Natural crinoid fossil chalcedony 
Harga : Rp. 75.000 
Ukuran : 5, 69 ct. / 14, 76 x 11, 35 x 4, 29mm 
Bentuk : Oval cabochon 
Transparency: Opaque 
Color: Grey 
Origin: Arizona - USA 
Treatment: None ( NTE )