whose surface has been coated with metal to give them an iridescent metallic sheen
In the pyroxene chondrule presents a variable composition
All enstatite chondrites are dominantly composed of enstatite-rich chondrules plus abundant grains of metal and sulfide minerals
In September 2011
Sweden (10)
30571 - Top Rare 0.83 Inch Encrinurus sp Silurian Trilobite - China Unidentified Odontopleurids whose surface has been coatedEncrinurus, Emmrich 1844 (trilobite) Trilobita Phacopida Encrinuridae PaleoDB taxon number: 21560 Parent taxon: Encrinurinae according to F. Nikolaisen 1961 See also Harrington and Leanza 1957, Jell and Adrain 2002, Phleger 1933, Raymond 1916, Sepkoski 2002 and Warburg 1925 Sister taxa: Billevittia, Brianurus, Encrinuroides, Erratencrinurus, Frencrinuroides, Johntempleia, Physemataspis, Walencrinuroides Subtaxa: Encrinurus borenorensis, Encrinurus