INFORMAZIONI SU QUESTO ARTICOLO

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Figure 1.

Different color varieties of chrysoprase from Lower Silesia (Poland): A – opal chrysoprase (prazopal), Szklary; B – light green chrysoprase, Szklary; C – matrix chrysoprase, Wiry; D – botryoidal chrysoprase, Szklary; E – matrix chrysoprase, Szklary; F – chalcedony chrysoprase, Szklary. Photos by P. Rachwał.
Different color varieties of chrysoprase from Lower Silesia (Poland): A – opal chrysoprase (prazopal), Szklary; B – light green chrysoprase, Szklary; C – matrix chrysoprase, Wiry; D – botryoidal chrysoprase, Szklary; E – matrix chrysoprase, Szklary; F – chalcedony chrysoprase, Szklary. Photos by P. Rachwał.

Figure 2.

Chrysoprase from selected occurrences in the world: A – Australia. Photo by J. St. John, 2018, Wikimedia Commons; Creative Commons Attribution-Share Alike 4.0 International license; B – Tanzanian emerald green chrysoprase. Collection of the Mineralogical Museum of the University of Wrocław. Photo by P. Piotr Rachwał; C – Sarykul-Boldy, Kazakhstan. Collection of the Fersman Mineralogical Museum of Fersman in Moscow; D – Neolithic chrysoprase blade, Suhaila, Ras al Khaimah Emirate. Photo by V. Charpentier; E – The oldest specimen of chrysoprase from Braszowice, Lower Silesia, found in 1869. Mineralogical Museum of the University of Wrocław. Photo by P. Rachwał.
Chrysoprase from selected occurrences in the world: A – Australia. Photo by J. St. John, 2018, Wikimedia Commons; Creative Commons Attribution-Share Alike 4.0 International license; B – Tanzanian emerald green chrysoprase. Collection of the Mineralogical Museum of the University of Wrocław. Photo by P. Piotr Rachwał; C – Sarykul-Boldy, Kazakhstan. Collection of the Fersman Mineralogical Museum of Fersman in Moscow; D – Neolithic chrysoprase blade, Suhaila, Ras al Khaimah Emirate. Photo by V. Charpentier; E – The oldest specimen of chrysoprase from Braszowice, Lower Silesia, found in 1869. Mineralogical Museum of the University of Wrocław. Photo by P. Rachwał.

Figure 3.

Map of chrysoprase occurrences in the world. Prepared by M. Sachanbiński.
Map of chrysoprase occurrences in the world. Prepared by M. Sachanbiński.

Figure 4.

Chrysoprase in the world of art: A – element of the frame (left side) of the icon Holy Trinity by Andrei Rublev, irregular chrysoprase cabochon between the images of Blessed Sergey Radonezhsky and the martyr Georgyi. Trinity Lavra of St. Sergius in Sergiyev Posad, Russia; B – gothic female wedding crown (early XIVth c.) from the so-called “Środa Śląska Treasure” with 193 stones (almandines, pyropes, pearls, sapphires, emeralds, and chrysoprase) set on the rim made of gold-silver alloy with copper admixture. National Museum in Wrocław, Poland. Inv. No. V-2333; C – pair of bracelets set with stones (garnet, amethyst, emerald, pearls, chrysoprase) as well as glass and enamel from a gold treasure found in Olbia (Ukraine), late 2nd / 1st century BC (Greco-Roman period), 5.3 x 7.9 cm. Walters Art Museum, Baltimore. Inv. No. 57.375-6; D – brooch “Dragonfly-woman” (1897-98) (gold, chrysoprase, chalcedony, moonstones and diamonds, enamel). René Lalique collection. Calouste Gulbenkian Museum, Lisbon, Portugal. Photo Sailko / Wikimedia Commons; Licence: CC BY 3.0.
Chrysoprase in the world of art: A – element of the frame (left side) of the icon Holy Trinity by Andrei Rublev, irregular chrysoprase cabochon between the images of Blessed Sergey Radonezhsky and the martyr Georgyi. Trinity Lavra of St. Sergius in Sergiyev Posad, Russia; B – gothic female wedding crown (early XIVth c.) from the so-called “Środa Śląska Treasure” with 193 stones (almandines, pyropes, pearls, sapphires, emeralds, and chrysoprase) set on the rim made of gold-silver alloy with copper admixture. National Museum in Wrocław, Poland. Inv. No. V-2333; C – pair of bracelets set with stones (garnet, amethyst, emerald, pearls, chrysoprase) as well as glass and enamel from a gold treasure found in Olbia (Ukraine), late 2nd / 1st century BC (Greco-Roman period), 5.3 x 7.9 cm. Walters Art Museum, Baltimore. Inv. No. 57.375-6; D – brooch “Dragonfly-woman” (1897-98) (gold, chrysoprase, chalcedony, moonstones and diamonds, enamel). René Lalique collection. Calouste Gulbenkian Museum, Lisbon, Portugal. Photo Sailko / Wikimedia Commons; Licence: CC BY 3.0.
eISSN:
1899-8526
Lingua:
Inglese
Frequenza di pubblicazione:
Volume Open
Argomenti della rivista:
Geosciences, Geophysics, other