钙铁榴石，英文名称Andradite，是为纪念巴西的矿物学家J.B.d'AndradaeSilva而命名。 颜色以黄、绿、褐、黑为主，其中含钛呈黑色者称为黑榴石（Melanite）；黄色者称为黄榴 …

Andradite is a mineral species of the garnet group. It is a nesosilicate, with formula Ca 3 Fe 2 Si 3 O 12. Andradite includes three varieties: Demantoid: Vivid green in color, one of the most …

Andradite is a member of the Garnet group, and although not as well-known as other Garnets such as Almandine or Pyrope, it is still fairly abundant and can produce fine Garnet …

钙铁榴石 （英語： Andradite）一种是 石榴石，同時也是一种島硅酸盐矿物，化學式為Ca 3 Fe 2 Si 3 O 12。 钙铁榴石首次記錄於1868年，並發現於挪威 布斯克吕郡 德拉门 [3][4][6]。 其英文 …

Andradite is found in skarns from contact metamorphosed impure limestones or calcic igneous rocks; in chlorite schists and serpentinites; in alkalic igneous rocks, then typically titaniferous. …

Andradite is named after the Brazilian mineralogist J. B. de Andrada e Silva (1763-1838). Demantoid is named after its adamantine luster. Comments: Transparent topazolite, the yellow …

Andradite, calcium-iron garnet, perhaps the most spectacular garnet because of its high dispersion (separation of light into colours), even greater than that of diamond, and refractive …

2023年5月1日 · Andradite truly lives up to its reputation as a unique and cherished garnet. Its dazzling color variations and impressive optical properties perfectly parallel its metaphysical …

2021年1月19日 · Demantoid garnet, the chromium-bearing, green variety of andradite, is the most well-known and valuable andradite. For more information on value and quality factors for this …

Andradite is the most is the most lustrous of the Garnets and has several gemstone varieties. The term Garnet describes a group name for several closely related minerals that form important …