File:Cuarzo Cristal.jpg - Wikimedia Commons
![File:Cuarzo Cristal.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/a/a8/Cuarzo_Cristal.jpg/1200px-Cuarzo_Cristal.jpg)
![](https://i.pinimg.com/474x/33/a2/bb/33a2bb5f7ecc914bc43dc772653b67ac.jpg)
This is quite simply the best matrix Brazil emerald known
![](https://c8.alamy.com/comp/KRWD7F/quartz-is-the-second-most-abundant-mineral-in-the-earths-continental-KRWD7F.jpg)
Quartz is the second most abundant mineral in the Earth's
![](https://i.etsystatic.com/6417031/r/il/80a2f0/2030359864/il_fullxfull.2030359864_7qpl.jpg)
Quartz Crystal Rock PNG Mineral Healing Geode Science Chakra Clip
![](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Quartz_oisan.jpg/1200px-Quartz_oisan.jpg)
Category:Crystals - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/8/8b/Armbanduhr_Rueckseite.jpg)
File:Armbanduhr Rueckseite.jpg - Wikipedia
File:Struvite crystals dog 1.JPG - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/4/4a/Albita_cuarzoPorri%C3%B1o.jpg)
File:Albita cuarzoPorriño.jpg - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/e/e7/Quartz_Crystal.jpg)
File:Quartz Crystal.jpg - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/thumb/0/05/Cristal_de_roca_Soria.jpg/520px-Cristal_de_roca_Soria.jpg)
File:Cristal de roca Soria.jpg - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/b/b3/Quartz_crystal_%2811929669495%29.jpg)
File:Quartz crystal (11929669495).jpg - Wikimedia Commons
![](https://zh.mindat.org/imagecache/cf/c1/03417030016591797512571.jpg)
Smoky Quartz: Mineral information, data and localities.
![](https://www.fabreminerals.com/specimens/s_fastAO0/TC290NNP-frontm.jpg)
Mineral Specimens / Spanish Fluorite - Fabre Minerals
![](https://upload.wikimedia.org/wikipedia/commons/c/c6/Amethyst_Quartz.jpg)
File:Amethyst Quartz.jpg - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/6/66/RM463c-calcite-butterfly-twin.jpg)
File:RM463c-calcite-butterfly-twin.jpg - Wikipedia
![](https://www.mindat.org/imagecache/5a/1b/04839500014949741876345.jpg)
Monazite Group: Mineral information, data and localities.