Scolecite

  Scolecite is a Mohs hardness is 5 and a specific gravity 2.2. It is a mineral of secondary origin, and occurs with other zeolites in the amygdaloidal cavities of weathered basalt of Berufjord near Djupivogr in Iceland and in the Deccan Traps near Pune in India; hence the synonym poonahlite for this species. Other occurrences include Riverside County, California; Skye, Scotland and Santa Catarina, Brazil. The name is from the Greek, skolec for worm in reference to the mineral's reaction to the blowpipe flame.

References

• Mineral galleries
• Mindat
• Webmineral

This article incorporates text from the Encyclopædia Britannica Eleventh Edition, a publication now in the public domain.