Scolecite
India
4.8 carats
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Scolecite forms pyroelectric and piezoelectric colourless to white slender crystals.
Scolecite Gemstones by Colour
This table shows the variety of hues this gemstone can be found in. Click on a photo for more information.
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Scolecite Gemstones by Size
This table shows distribution of Scolecite gemstone sizes that are listed on this site. This can give a good indication as to the general availability of this gemstone in different sizes.
Contributed photos
Lightest:0.54 cts
Heaviest:4.8 cts
Average:2.18 cts
Total photos:3
Do you have a larger Scolecite? Why not upload a photo?
| General Information | ||||||||||||||||||
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| Chemical Formula |
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| Physical Properties of Scolecite | ||||||||||||||||||
| Mohs Hardness | 5 to 5.5, Gemmological Tables (2004) More from other references | |||||||||||||||||
| Specific Gravity | 2.20 to 2.23, Gemmological Tables (2004) More from other references | |||||||||||||||||
| Tenacity | Brittle, Handbook of mineralogy (2001) | |||||||||||||||||
| Cleavage Quality | Perfect, Gems, Sixth Edition (2006) | |||||||||||||||||
| Fracture | Uneven, Handbook of mineralogy (2001) | |||||||||||||||||
| Optical Properties of Scolecite | ||||||||||||||||||
| Refractive Index | 1.512 to 1.523, Gemmological Tables (2004) More from other references | |||||||||||||||||
| Optical Character | Biaxial/-, Gemmological Tables (2004) More from other references | |||||||||||||||||
| Birefringence | 0.011, Gemmological Tables (2004) More from other references | |||||||||||||||||
| Dispersion | Strong, Handbook of mineralogy (2001) | |||||||||||||||||
| Colour | ||||||||||||||||||
| Colour (General) | Colourless, white, Gemmological Tables (2004) More from other references | |||||||||||||||||
| Transparency | Transparent,Translucent,Opaque, Gemmological Tables (2004) | |||||||||||||||||
| Lustre | Vitreous,Silky, Handbook of mineralogy (2001) Silky when fibrous | |||||||||||||||||
| Fluorescence & other light emissions | ||||||||||||||||||
| Fluorescence (General) | There may be a yellow to brown fluorescence, Gems, Sixth Edition (2006) More from other references | |||||||||||||||||
| Crystallography of Scolecite | ||||||||||||||||||
| Crystal System | Monoclinic, Gemmological Tables (2004) More from other references | |||||||||||||||||
| Habit | Pseudotetragonal, Gems, Sixth Edition (2006) More from other references | |||||||||||||||||
| Geological Environment | ||||||||||||||||||
| Where found: | Scolecite occurs with other zeolites primarily as a cavity mineral in basalts., Gems, Sixth Edition (2006) More from other references | |||||||||||||||||
| Further Information | ||||||||||||||||||
| Mineral information: | Scolecite information at mindat.org | |||||||||||||||||
| Significant Gem Localities | ||||||||||||||||||
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