Sturmanite is a secondary mineral in cavities in metamorphosed manganese deposits. South Africa

Sturmanite is a secondary mineral in cavities in metamorphosed manganese deposits. South Africa

The “Candelabra” Tourmaline  This stunning specimen was mined by Pala at the Tourmaline Queen mine in 1972. Today it is on public display at the Smithsonian Institution in Washington, DC.  (Photo: Harold & Erica Van Pelt).  http://www.palagems.com/mining.htm

The “Candelabra” Tourmaline This stunning specimen was mined by Pala at the Tourmaline Queen mine in 1972. Today it is on public display at the Smithsonian Institution in Washington, DC. (Photo: Harold & Erica Van Pelt). http://www.palagems.com/mining.htm

Watermelon Tourmaline - Himalaya Mine, Gem Hill, Mesa Grande District, San Diego Co., California.  size: 6.5 cm x 4.6cm x 4 cm

Watermelon Tourmaline - Himalaya Mine, Gem Hill, Mesa Grande District, San Diego Co., California. size: 6.5 cm x 4.6cm x 4 cm

Albite Tourmaline  Locality: Paprok, Nuristan Province (Nurestan; Nooristan), Afghanistan (Locality at mindat.org)  Size: miniature, 5.4 x 3.6 x 3.0 cm

Albite Tourmaline Locality: Paprok, Nuristan Province (Nurestan; Nooristan), Afghanistan (Locality at mindat.org) Size: miniature, 5.4 x 3.6 x 3.0 cm

Indicolite tourmaline, Gilgit, Northern Territories, Pakistan, 3.8 cm    http://www.treasuremountainmining.com/servlet/the-template/articles/Page?article=indicolite

Indicolite tourmaline, Gilgit, Northern Territories, Pakistan, 3.8 cm http://www.treasuremountainmining.com/servlet/the-template/articles/Page?article=indicolite

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