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Zwei Listen, nicht eine

Geburtssteine nach Monat

Die Liste auf dieser Seite ist amerikanisch: 1912 von der National Association of Jewelers in Kansas City beschlossen und seither dreimal geändert, 1952, 2002 und 2016. Sie ist ein Branchenstandard, keine Tradition. Die Tabelle zeigt die Liste, wie sie beschlossen wurde und wie sie heute lautet, und markiert die Monate, in denen sie sich unterscheiden.

A hand-coloured plate of two rock fragments studded with dark blood-red dodecahedral garnet crystals, one bedded in grey-green schist and one in rusty brown matrix, with two loose crimson crystals and two outline diagrams of the twelve-sided form.GarnetJanuarA hand-coloured plate of two quartz specimens: above, a crust of small violet amethyst points on a pale cream nodule; below, a larger broken mass crowded with faintly purple, sharply pyramidal quartz crystals over its whole upper surface.AmethystFebruarA hand-coloured plate of a large broken beryl crystal, its vertical faces finely striated and shading from sea-green through milky white to buff, with a smaller weathered prism beside it and an outline diagram of the six-sided crystal below.AquamarineMärzA hand-coloured plate of seven diamonds. Five are drawn as fine outline diagrams showing the facet patterns of brilliant, rose and table cuts; two are fully coloured deep blue-black brilliants, one seen face-on and one in profile.DiamondAprilA hand-coloured engraving of two emerald specimens: a slender deep-green hexagonal prism lying across a pale grey calcite matrix, and below it a large blocky green crystal seated in white rock speckled with small green grains.EmeraldMaiA single valve of the pearl oyster shown against a black ground inside an ornamental printed border: the shell is creamy white with concentric growth lines and a notched hinge, and one small round pearl sits attached to the nacre near its right edge.PearlJuniA hand-coloured engraving of nineteen numbered corundum crystals in rows, most of them rose and crimson ruby, barrel-shaped or six-sided; also an orange-brown prism, a pale grey star-stone, and at lower right one large deep blue sapphire crystal.RubyJuliA chromolithograph headed Epidote, Garnet and Olivine. Low on the plate a pale yellow-green olivine crystal with a flat terminated top, and at the right the same stone cut as a vivid grass-green oval, among dark red garnets and green epidote.PeridotAugustA hand-coloured plate headed Colored Stones. At top left a deep blue cushion-cut sapphire; at top centre a large rough blue-grey sapphire showing a white six-rayed star; below them ruby, amethyst, yellow and orange stones, pale green cabochons and banded agate slices.SapphireSeptemberA hand-coloured engraving of a single opal nodule set alone on the page: an irregular water-worn lump whose broken face is milky blue-green and cream with faint yellow patches, edged along the underside by a rough dark brown weathered crust.OpalOktoberA chromolithograph of topaz: a pale blue crystal seated in buff matrix, a tall deep golden-orange striated prism, a lemon-yellow crystal on a druse of white crystals, a small rose-red prism, and cut stones in pale blue, amber, yellow and pink.TopazNovemberA hand-coloured engraving of three turquoise specimens one above another: a pale blue-green crust broken into rounded patches within a dark green rind, a knobbly botryoidal mass, and a flat splintery slab of clear sky-blue turquoise seen edge-on.TurquoiseDezember
MonatHeutige ListeDie Liste von 1912
JanuarGarnetGarnet
FebruarAmethystAmethyst
MärzAquamarine, Bloodstone (seit 1912 geändert)Bloodstone, Aquamarine
AprilDiamondDiamond
MaiEmeraldEmerald
JuniPearl, Moonstone, Alexandrite (seit 1912 geändert)Pearl, Moonstone
JuliRubyRuby
AugustPeridot, Spinel, Sardonyx (seit 1912 geändert)Sardonyx, Peridot
SeptemberSapphireSapphire
OktoberOpal, TourmalineOpal, Tourmaline
NovemberTopaz, Citrine (seit 1912 geändert)Topaz
DezemberTurquoise, Zircon, Tanzanite (seit 1912 geändert)Turquoise, Lapis lazuli

5 der zwölf Monate haben sich seit 1912 geändert, oben markiert. Die Liste von 1912 folgt G. F. Kunz, The Curious Lore of Precious Stones (1913); die heutige ist die des GIA. Die Detailseiten hinter diesen Links sind auf Englisch.