MG Gemstones found here: Madagascar
10 deposits listed · 10 species catalogued
Known origins & mines
Anjanabonoina Pegmatites · tourmaline
The preeminent historic source of polychrome liddicoatite tourmaline near Antsirabe — watermelon slices and pictorial crystals tha…
Marovato Ocean Jasper Coast · jasper
Ocean jasper orbs surface only at low tide on remote Ambolobozo peninsula cliffs — the 1999 Paul Obeniche rediscovery created inst…
Tranomaro Grandidierite Deposit · grandidierite
The 2014 Amboasary find finally yielded transparent facetable grandidierite of exceptional bluish green - documented by GIA from o…
Antetezambato Demantoid · demantoid
Skarn-hosted deposit near Ambanja discovered in 2009 — the major new source that broke a century of Russian-Namibian dominance wit…
Ibity Apatite Massif · apatite
Ibity's neon blue-green apatite glows like tourmaline at softer prices — Madagascar dominates gem apatite from these central highl…
Ilakaka-Sakaraha Fields · ruby
The 1998 sapphire rush along Route 7 created southern hemisphere's biggest gem boomtown. Every sapphire color emerges here includi…
Itremo Plateau Sphene · sphene
Itremo's marble-hosted titanites flash fire dispersion beyond diamond — yellow-green collector gems up to 20 carats emerge seasona…
Tulear Labradorite Coast · labradorite
Madagascar supplies most world lapidary labradorite from Tulear-region anorthosite quarries — blue-gold slabs feed countertops and…
Ambondromifehy · ruby
Northern Madagascar basalt fields feeding the Andapa trade route since the 1990s. Stones resemble Thai rubies: dark, iron-rich, mo…
Antsobolo Morganite · morganite
Madagascar's early-1900s Antsobolo rose-peach morganite defined Edwardian taste; classic crystals sit in Paris museum collections.…