This specimen is comprised of included quartz crystals. The nature of the
inclusions is unknown. There are some attached partial, jet black
aegerine
crystals.
Origin: Sovietskiy #2 Mine, Dal Negorsk, Primorsky, Russia
Sample size: 7 x 5.5 x 3 cm
This specimen is essentially solid hematite rich quartz. It was/is referred to
as järnkisel and it was an important iron ore constituent.
Origin: Långban, Sweden
Harry von Eckermann Collection
Sample size: 7.5 x 5 x 3.7 cm
The crystal of quartz is heavily curved (Gwindel) and has abundant inclusions
of small
hematite crystals. The quartz also has a small root beer coloured crystal
of siderite
attached to it at the base.
Aegirine
in smoky quartz
Origin: Mount Malosa, near Zomba Village, Malawi
Sample size: 43 x 11 x 9 mm
This doubly terminated crystal of quartz has phantom inclusions of an unknown
green mineral.
Origin: Shigar Valley, Baltistan, Pakistan
Sample size: 6.7 x 2 x 1.4 cm (top), 4.5 x 2.5 x 0.7 cm (bottom)
Chlorite inclusions in quartz
Origin: Skardu Road, Gilgit, Pakistan
Sample size: 7.3 x 4.5 x 3 cm
"Herkimer Diamond" with fluid inclusions
Origin: Middleville, New York, U.S.A.
Sample size: 3.5 x 2.8 cm (top), 2.5 x 2 cm (2nd row), 5.5 x 3.5 cm (bottom)
Chlorite inclusions in quartz
Origin: Nikolai-Shot, Polar Urals, Russia
Ex. Keith Hayes collecton
Sample size: 7.2 x 3.3 x 1.4 cm
Quartz with chlorite inclusions
Origin: Ladakh Valley, Lahul Spiti District, Himachal Pradesh, India
Ex. Rick Green collection
Sample size: 5 x 5 x 3.5 cm
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