مولداویت
Sign in to saveMoldavite () is a forest green, olive green or blue greenish vitreous silica projectile glass formed by a meteorite impact in southern Germany (Nördlinger Ries Crater) that occurred about 15 million years ago. It is a type of tektite and a gemstone. Material ejected from the impact crater includes moldavite, which was strewn across parts of Germany, the Czech Republic and Austria.
Key facts
- Mineral.name
- Moldavite
- Mineral.category
- Glass
- Mineral.image
- Moldavite_No.2.jpg
- Mineral.caption
- Moldavite from Dobrkovská Lhotka
- Mineral.formula
- SiO2(+Al2O3)
- Mineral.color
- Olive green
- Mineral.system
- Amorphous
- Mineral.mohs
- 5.5 to 7
- Mineral.luster
- Vitreous
- Mineral.refractive
- 1.48 to 1.54
- Mineral.opticalprop
- Isotropic
- Mineral.birefringence
- None
- Mineral.dispersion
- None
- Mineral.pleochroism
- Absent
- Mineral.gravity
- 2.32 to 2.38
- Mineral.diaphaneity
- Opaque, translucent, transparent
via Wikipedia infobox
Wikidata facts
- Subclass of
- tektite
- Image
- Moldavite Besednice.jpg
Show 2 more facts
- Commons category
- Moldavite
- described by source
- Encyclopædia Britannica 11th edition
Sources (1)
via Wikidata · CC0