naumannite

...There are approximately 60 known minerals that contain more than a few percent silver. Important silver minerals include native silver (Ag), argentite (Ag ₂ S), cerargyrite (AgCl), naumannite (Ag ₂ Se), dyscrasite (Ag ₃ Sb), jalpaite (Ag ₃ CuS _{2 )} , argyrodite (Ag ₈ GeS _{6 )} , canfieldite (Ag ₈ SnS _{6 )} , stephanite (Ag ₅ SbS _{4 )} , pyrargyrite (Ag ₃ SbS 3 ), proustite (Ag ₃ AsS _{3 ) ,} polybasite (Ag,Cu) ₁₆ Sb ₂ S ₁₁ , and arsenpolybasite (Ag,Cu) ₁₆ As ₂ S ₁₁ , hessite (also known as hessite or silver tellurite) Ag ₂ Te, etc. In addition, tetrahedrite and galena contain silver, and when they occur abundantly in an ore deposit, they are considered important as silver carriers.

*Some of the terminology that mentions "naumannite" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…銀を数％以上含む鉱物は約60種知られている。重要な銀鉱物としては，自然銀native silver Ag，輝銀鉱argentite Ag₂S，角銀鉱cerargyrite AgCl，ナウマン鉱naumannite Ag₂Se，安銀鉱dyscrasite Ag₃Sb，ジャルパ鉱jalpaite Ag₃CuS₂，硫ゲルマン銀鉱argyrodite Ag₈GeS₆，硫シャク(錫)銀鉱canfieldite(別名，カンフィールド鉱) Ag₈SnS₆，ゼイ(脆)銀鉱stephanite(別名，ゼイ安銀鉱) Ag₅SbS₄，濃紅銀鉱pyrargyrite Ag₃SbS₃，淡紅銀鉱proustite Ag₃AsS₃，雑銀鉱polybasite(別名，輝安銅銀鉱) (Ag,Cu)₁₆Sb₂S₁₁，ヒ(砒)雑銀鉱arsenpolybasite (Ag,Cu)₁₆As₂S₁₁，ヘッス鉱hessite(別名，ヘッサイト，テルル銀鉱)Ag₂Teなどがある。このほか四面銅鉱や方鉛鉱には銀を含むものがあり，鉱床内に多産する場合にはシルバーキャリアとして重要視される。…

※「naumannite」について言及している用語解説の一部を掲載しています。

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