Colour zoning in ruby from Mong-Shu, Burma
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Inclusions of gilalite aggregates in rock crystal from Brazil
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Inclusions of hematite in feldspar (sunstone), India
Fire opal, Mexico
Two-phase inclusions in tourmaline from Namibia
Dendrites in agate

Zone interne

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