Inclusions of hematite in feldspar (sunstone), India

Agate from Reichweiler, Germany

Dendrites in agate

Midge included in amber from the Baltic coast, polarised light

Fluid inclusions in quartz with bituminous daughter minerals, China

Spinel crystal in dolomite marble, Burma

Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers

Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil

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