- gemstone, blue ominelite, is the Fe-analogue (Fe, Mg) to
grandidierite (Mg, Fe).
Grandidierites display strong trichroic pleochroism. That
means that it...
-
Umbalite Gaspeite ****lussite
Gibbsite Glaucophane Goethite Goosecr****ite
Grandidierite Gypsum Gyrolite Halite Hambergite Hanksite Hardystonite Hauyne Helenite...
- porcelain,
bowieite 7-7.5
Garnet 7.5 Tungsten, zircon, euclase, hambergite,
grandidierite 7.5-8
Beryl (including
emerald and aquamarine) 8 Topaz,
cubic zirconia...
- diopside, spinel, phlogopite, scapolite, calcite, tremolite, apatite,
grandidierite, sinhalite, hyalophane, uvite, pargasite, clinozoisite, forsterite,...
- a
darker composition, this
gemstone can be in a
variety of colours.
Grandidierite was
discovered by
Antoine François
Alfred Lacroix (1863–1948) in 1902...
-
Grandaite Grd
Guidottiite Gdt
Galuskinite Gkn
Georgeite Gg
Glaucophane Gln
Grandidierite Gdd
Guildite Gdi
Gamagarite Gam
Georgerobinsonite Grb Glaukosphaerite...
-
Grandidierite from Tranomaro...
- Gold
Goldmanite Gonnardite Gordaite Gormanite Goslarite Graftonite Grandidierite Grandreefite Graphite Gratonite Greenalite Greenockite Gregoryite Greifensteinite...
-
Grandidierite from Tranomaro...
- in his
honour by
French herpetologist François Mocquard. The
mineral grandidierite,
discovered in Madagascar, was also
named in his honour, as is the giant...