Our Ancestors used Rock Crystal Arrowheads and Daggers

[uzn]

Since I never heard of this I decided to share this with you. In northern Spain there has been found a staggering amount of Rock Crystal Arrowheads and Daggers near Valencina de la Concepción.

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig1/AS:342403241267200@1458646702834/Distribution-of-sectors-with-rock-crystal-objects-at-Valencina.png

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig2/AS:342403241267201@1458646702876/Objects-studied-in-this-paper-A-Ontiveros-arrowheads-B-Montelirio-tholos-arrowheads.jpg

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig3/AS:342403241267202@1458646702933/Core-from-the-Montelirio-tholos-Photograph-Miguel-Angel-Blanco-de-la-Rubia.jpg

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig4/AS:342403245461504@1458646703192/Core-from-the-Montelirio-tholos-Photograph-Miguel-Angel-Blanco-de-la-Rubia.png

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig5/AS:342403245461505@1458646703439/Core-from-the-Montelirio-tholos-Drawing-Mois-es-Bellilty.ppm

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig6/AS:342403245461506@1458646703691/Arrowheads-from-Ontiveros-Photograph-Miguel-Angel-Blanco-de-la-Rubia.png

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig7/AS:342403245461507@1458646703726/Arrowheads-from-the-Montelirio-tholos-Photograph-Miguel-Angel-Blanco-de-la-Rubia.png

[uzn]

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig8/AS:342403245461508@1458646704013/Dagger-blade-from-Structure-10049-PP4-Montelirio-sector-Photograph-Miguel-Angel.ppm

Dagger blade from Structure 10.049 (PP4-Montelirio sector). Microphotograph showing A: Main polishing; B: Retouching and polishing of the reverse; C: Final retouching of the edge, without polishing.
https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig10/AS:342403249655816@1458646704855/Dagger-blade-from-Structure-10049-PP4-Montelirio-sector-Microphotograph-showing-A.jpg

https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig11/AS:342403249655817@1458646704900/Dagger-blade-from-Structure-10049-PP4-Montelirio-sector-RTI-images-of-side-B-showing.jpg

Raman analysis: map.
https://www.researchgate.net/profile/Antonio_Morgado2/publication/283897457/figure/fig12/AS:342403249655818@1458646704977/Raman-analysis-map.jpg

Original Text (Research Gate):

The allure of rock crystal in Copper Age southern Iberia: Technical skill and distinguished objects from Valencina

... A diversity of tomb architecture was utilized, including megaliths, rockshelters, natural caves, hypogea, pits, and tholos ( Boaventura, 2009;Boaventura et al., 2014;Silva, 2002Silva, , 2003). The manufacture of technically complex objects and personal adornments, some made from exotic raw materials such as ivory, amber, copper, gold, variscite, and rock crystal ( Morgado Rodríguez et al., 2015;Müller et al., 2007;Murillo-Barroso and Martinón-Torres, 2012;Murillo-Barroso et al., 2015;Schuhmacher et al., 2009;Sousa and Gonçalves, 2012;Thomas, 2011;Villalobos García and Odriozola, 2016;Valera et al., 2015), also attests to the formation of new identities and categories of social beings. The relationship between the process of social differentiation during the 4th and 3rd millennia and population movement has been a longstanding question in Iberian archaeology. ...

It´s said to be from about 4000 -3000 bc, but Crystal cannot be carbondated. So take your guess.

[mojo]

Thank you for sharing uzn, the Aztec ceremonial knives have similar lost construction techniques and are of amazing quality and design.

[uzn]

https://i2.wp.com/lesavoirperdudesanciens.com/wp-content/uploads/2018/01/crystal-dagger.jpg