AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Massachusetts > Anorthite var. Labradorite in Dolerite

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Anorthite var. Labradorite in Dolerite from Cape Ann, Essex County, Massachusetts (Type Locality for Labradorite)

 
Anorthite var. Labradorite in Dolerite from Cape Ann, Essex County, Massachusetts (Type Locality for Labradorite)

Anorthite var. Labradorite in Dolerite from Cape Ann, Essex County, Massachusetts (Type Locality for Labradorite)

Anorthite var. Labradorite in Dolerite from Cape Ann, Essex County, Massachusetts (Type Locality for Labradorite)

DESCRIPTION:No. 27731
Mineral:Anorthite var. Labradorite in Dolerite
Locality:Cape Ann, Essex County, Massachusetts (Type Locality for Labradorite)
Description:Polished specimen of black anorthite and dolerite. When illuminated carefully, several small areas show the blue labradorescence effect. Rare locality. Ex. A. Lincoln Sherk II, MD. (1896-1970)
Overall Size:6x4x4 cm
Crystals:1 cm
Status: Sold - Posted here for reference only
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