An Interesting Rose Quartz from Madagascar
A new find of rose quartz from Madagascar contained some unusual inclusions.
Bismuthinite inclusions in rose quartz from Madagascar
Inclusions visible to the naked eye are common in almost all varieties of quartz apart from rose quartz.
Zoned scapolite from India
This contributor encountered parcels of rough and faceted scapolite that appeared strongly zoned to the unaided eye.
Bright yellow diamonds from Sierra Leone
Examination of strongly yellow diamonds from the Zimmi area of Sierra Leone revealed graphitised feather inclusions.
Colour-Change Garnet in Diamond
This diamond contained an inclusion of pyrope-spessartine garnet that appeared greyish green in fluorescent light and purplish red in incandescent light.
Unusual Epigenetic Malachite Discs in Quartz
The uncommon occurrence of epigenetic malachite, as found in this quartz, can result in vivid green colour.
Composite amber with an unusual structure
This 9.12 gram amber composite featured a combination of natural and imitation amber, accompanied by natural and artificial insect inclusions.
Scheelite and hübnerite inclusions in quartz from China
A quartz specimen collected from China's Hunan province contained inclusions of scheelite and hübnerite.
Unusual Dumbbell-Like Inclusion in Diamond
Examination of a 0.40 ct near-colourless round brilliant diamond with a large inclusion resembling a dumbbell
Prasiolite with Inclusion Influenced by Brazil-Law Twinning
A prasiolite specimen displaying Brazil-law twinning, usually seen in the amethyst variety of quartz, is examined.