Moldavite
Origin: Moldautein, Republic Czech
Type: natural glass
Mass: 2.72 g

Member of the Meteoritical Society (MetSoc #6863), of the international association IMCA #2093 (International Meteorite Collectors Association) and of the Global Meteoritical Association (GMA #0052), we provide a certificate guaranteeing the authenticity of each specimen.

The scale cube measures 1 cm (not included in the sale).

Tektite , from the Greek “tektos” (molten rock), comes from the melting of the impact surface of a meteorite.

Tektites are fragments of terrestrial sedimentary rocks, torn from the ground during a meteorite impact under the effect of pressure and intense heat.
During the impact, the rocks melted under the effect of the shock are ejected at very high speed and can travel hundreds of kilometers.
During its ballistic trajectory, the viscous material will take its final shape and cool.
Note for example the spherical, ellipsoidal, dumbbell, drop, pear, teardrop, flat or bulging disc shape, etc.

The variety of shape of tektites comes from the various forces acting on them.
Examples include cohesion forces (for the agglomeration of viscous material), centrifugal forces (during the rotation of the material) and aerodynamics (friction force and resistance to advancement).
The trajectory of a Tektite can be intra or extra atmospheric. This will obviously have consequences on its final form, entry into the atmosphere could cause cracks on the surface, sort of furrows like scratches.

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If you make several purchases, do not pay until you have requested group shipping.
Shipping costs will then be adjusted.

Satisfaction guaranteed, returns are accepted within 30 days.
Member of the Meteoritical Society (MetSoc #6863), of the international association IMCA #2093 (International Meteorite Collectors Association) and of the Global Meteoritical Association (GMA #0052), we provide a certificate guaranteeing the authenticity of each specimen. Tektites are fragments of terrestrial sedimentary rocks, torn from the ground during a meteorite impact under the effect of pressure and intense heat. Examples include cohesion forces (for the agglomeration of viscous material), centrifugal forces (during the rotation of the material) and aerodynamics (friction force and resistance to advancement). The trajectory of a Tektite can be intra or extra atmospheric. This will obviously have consequences on its final form, entry into the atmosphere could cause cracks on the surf