How do I identify Winchite?

Winchite can be identified by its hardness of 5.5 on the Mohs scale, Cobalt-blue to violet-blue color. Look for these key characteristics when examining specimens.

What color is Winchite?

Winchite typically appears in Cobalt-blue to violet-blue, lavender-gray, gray, colorless. Color can vary depending on impurities and formation conditions.

How hard is Winchite?

Winchite has a hardness of 5.5 on the Mohs scale. This gives it moderate hardness.

Winchite

A variety of Minerals

What is Winchite?

Winchite Market Value Calculator

Estimate the market value of Winchite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

Winchite Localities Map

See where Winchite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview

North ZoneCentral RidgeSouth Basin

Quick Facts

Physical Properties

Color: Cobalt-blue to violet-blue, lavender-gray, gray, colorless
Hardness (Mohs): 5.5
Streak: Pale blue-grey

Chemical Properties

Chemical Formula: ☐{CaNa}{Mg4Al}(Si8O22)(OH)2 The winchite-group minerals are defined as sodium-calcium amphiboles with A(Na+K+ 2Ca)<0.5 apfu and with C(Al+Fe3++2Ti)<1.5 apfu. The W position may contain (OH),F or Cl. Winchite is defined with C2+ position: Mg dominant C3+ position: Al dominant W position: (OH) dominant.
Elements: Al, Ca, H, Mg, Na, O, Si