achromaita Mineral Data, minerology database

Mineral Reference Lookup for achromaita

This reference page contains mineralogic data for achromaita and folklore and metaphysical beliefs. If the mineral is an alternate naming of a more common name, the more common mineral's data is displayed below the list of synonyms.

Minerals matching achromaita in the database: Achromaita

Mineralogical Reference

achromaita

Mineral	Achromaita
Synonym	Hornblende

Hornblende (synonym)

Mineral	HORNBLENDE
CrystalHabits	include short stocky prismatic crystalsas well as long thin crystal forms.Crystals can have a hexagonal cross-section although rarely symmetrical.The typical termination, if seen, appears as the two faces of a dome but is actually two of the four faces of a prism.Also found granular, massive and occassionally acicular aggregates.
Fracture	imperfect in two directions at 56 and 124 degrees.
Characteristics	pleochroic in translucent speciments.Large crystals have an almost striated or grainy appearance.
Occurences	numerous and include Bancroft, Ontario; Norway; Bohemia; Mt. Vesuvius, Italy and New York, USA.
Indicators	crystal habit (especially cross-section), color and cleavage.
DensityNote	somewhat aboveaverage for translucent minerals
Synonyms	Achromait Achromaita Achromaite Aluminous Amphibole Amphibote (of Breithaupt) Orneblenda Orniblenda Rimpyt Rimpyta Rimpyte Speziait Speziaita Speziaite Syntagmatite (of Breithaupt) Varieties: Basaltic Hornblende Hornblende-asbestos Other Informati