United Kingdom, England, North Yorkshire, Malham, Pikedaw Calamine Mine
54.066667 -2.15
54° 04' N 02° 09' W
490 meters (1607ft)
(a mixture of quartzite, dolomite, baryte with traces of siderite [FeCO3], malachite, aturite [copper minerals] and calamine [ZnCO3]) in exposed situation on moorland
spoil
TLC: no substances
Lecideaceae Exsiccatae #326- The mine minished operating about 100 years earlier