Mendipite

Mendipite Merehead quarry, Mendip Hills, Somerset, England Copyright © Dakota Matrix Minerals

Chemical Formula: Pb3Cl2O2
Locality: Mendip Hills, Somersetshire, England.
Name Origin: Named after its locality.

Mendipite is a rare mineral that was named in 1939 for the locality where it is found, the Mendip Hills in Somerset, England. It is an oxide of lead, with chlorine, formula Pb3Cl2O2.

History

Discovery date : 1839
Town of Origin : CHURCHILL, MENDIP HILLS, SOMERSETSHIRE
Country of Origin : ANGLETERRE

Optical properties

Optical and misc. Properties : Translucent
Refractive Index: from 2,24 to 2,31
Axial angle 2V : 90°

Physical Properties

Cleavage: {010} Distinct, {100} Distinct
Color: Colorless, White, Gray, Yellowish, Bluish.
Density: 7 – 7.2, Average = 7.1
Diaphaneity: Translucent
Fracture: Conchoidal – Uneven – Uneven fracture producing small, conchoidal fragments.
Hardness: 2.5-3 – Finger Nail-Calcite
Luster: Adamantine – Pearly
Streak: white

Photos :

Mendipite Mendip Hills, Somerset, England (TYPE LOCALITY) Miniature, 5.1 x 4.0 x 2.5 © irocks
Chloroxiphite with Diaboleite in Mendipite Higher Pitts Mine, Priddy, near the Mendip Hills, Somerset, England Miniature, 4.7 x 2.8 x 1.9 cm © irocks
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