Grossular |
see larger image | Mineral name: | Grossular |
| Formula: | Ca3Al2(SiO4)3 |
| Category: | Silicate |
| Name Origin: | From the Latin grossularia meaning "gooseberry" |
| Uses: | A well-known gemstone, also used as an abrasive |
| Diagnostic features: | Its colour and "ball-like" shape |
| Interesting facts: | The green variety of grossula is often mistaken for, and even sold as jade |
| PROPERTIES |
| Colour: | White, green, yellow, brown and red |
| Streak: | White |
| Luster: | Dull to glassy |
| Hardness: | 6.5-7.5 |
| Density: | 3.5-4.3 |
| Form: | Cubic |
| For more info on this mineral: | http://webmineral.com/data/Grossular.shtml
http://www.mindat.org/min-1755.html
|
| THIS SAMPLE: |
| Name: | Grossular |
| Size: | Crystal size is 1 cm across |
| Came from: | Jeffrey mine, Asbestos |
| Province: | Quebec |
| Collection of: | Canadian Museum of Nature CMNMC 32749 |
| Photography by: | © Canadian Museum of Nature |
