Magdalena Frączek

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Magdalena Frączek
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Fluorite, Baryte. Berbes, Berbes Mining area, Ribadesella, Asturias, Espagne FOV=30 mm Photo Mario Miglioli / Mindat

Fluorite: Baryte: Gorgeous and perfect fluorite crystal. Typical of this locality, flattened crystals of baryte form the base for this perfect cube. Baryte has a pale pink colour. This specimen belongs to an incredible find happened in

Opala USA

Exceptional and very rare Oregon opal with visual effect of being underwater when held to light.obtained at Opal Butte Mine. Oregon, USA Visit Amazing Geologist for more.

dumortierite in quartz  www.facebook.com/pages/Crystal-Sun-Academy/155697791109192?fref=ts

Quartz crystals with blue needles of Dumortierite inside. The locality, is western Bahia, near Vaca Morta Quarry, a remote and hard to reach area near the border with Tocantins state. - Photo: Jeff ScovilQuartz with Dumortierite inclusions

Diatom frustules. The remains of diatom skeletons (frustules). Diatoms are a group of photosynthetic, single-celled algae of about 10,000 species. They form an important part of  plankton at the base of the marine and freshwater food chains. Their characteristic feature is the intricately patterned glass-like silica  cell-wall, or frustule, which often has rows of tiny holes, known as striae. SEM ( Coloured scanning electron micrograph ) .

Diatom frustules (cell walls) Their characteristic feature is the intricately patterned glass-like silica cell-wall (frustule) which often has rows of tiny holes, known as striae.

Лаборатория альтернативной истории_Ishi-no-Hoden

Лаборатория альтернативной истории_Ishi-no-Hoden