acanthite造句

• Acanthite, auripigment, galena, realgar and sphalerite are among the ores found at Choquelimpie.
• Bindi and Pingitore determined that aguilarite is, in fact, monoclinic and is isostructural to acanthite and not naumannite.
• Aguilarite is part of the acanthite-like solid solution series Ag 2 S Ag 2 S 0.4 Se 0.6.
• It is associated with other silver minerals and sulfides such as native silver, native arsenic, xanthoconite, stephanite, acanthite, tetrahedrite and chlorargyrite.
• Associated minerals include acanthite, mckinstryite, galena, sphalerite, pyrite, chalcopyrite, stromeyerite, polybasite, pearceite, tetrahedrite tennantite and native silver.
• It occurs as a hydrothermal mineral in silver bearing veins in association with native silver, pyrargyrite, acanthite, stromeyerite, tetrahedrite, allemontite, galena, calcite and baryte.
• This form of acanthite is occasionally found as uneven cubes and octahedra, but more often as dendritic or earthy masses, with a blackish lead-grey color and metallic luster.
• Acanthite was first described in 1855 for an occurrence in the J醕hymov ( St Joachimsthal ) District, Krua
  n?Hory Mts ( Erzgebirge ), Karlovy Vary Region, Bohemia, Czech Republic.
• The name " argentite " sometimes also refers to pseudomorphs of argentite : specimens of acanthite which still display some of the outward signs of the cubic crystal form, even though their actual crystal structure is monoclinic due to the lower temperature.