Redcanyonite, (NH 4 ) 2 Mn[(UO 2 ) 4 O 4 (SO 4 ) 2 ](H 2 O) 4 , a new zippeite-group mineral from the Blue Lizard mine, San Juan County, Utah, USA

Ilirneyite, Mg 0.5 [ZnMn 3+ (TeO 3 ) 3 ]·4.5H 2 O, a New Mineral from Chukotka, Russia

Pauladamsite, Cu 4 (SeO 3 )(SO 4 )(OH) 4 ·2H 2 O, a new mineral from the Santa Rosa mine, Darwin district, California, USA

THE RAMAN STUDY OF WEATHERING MINERALS FROM THE CORANDA-HONDOL OPEN PIT (CERTEJ GOLD-SILVER DEPOSIT) AND THEIR PHOTOCHEMICAL DEGRADATION PRODUCTS UNDER LASER IRRADIATION

Low-crystallinity products of trace-metal precipitation in neutralized pit-lake waters without ferric and aluminous adsorbent: Geochemical modelling and mineralogical analysis

Tangdanite, a new mineral species from the Yunnan Province, China and the discreditation of ‘clinotyrolite’

Markascherite, Cu 3 (MoO 4 )(OH) 4 , a new mineral species polymorphic with szenicsite, from Copper Creek, Pinal County, Arizona, U.S.A.

Primary and secondary phases in copper-cobalt smelting slags from the Copperbelt Province, Zambia

Discreditation of “orthobrochantite” (IMA 78–64) as the MDO 1 polytype of brochantite

Lapeyreite, Cu 3 O[AsO 3 (OH)] 2 ·0.75H 2 O, a new mineral: Its description and crystal structure

The relative stabilities of the copper hydroxyl sulphates

Redgillite, Cu 6 (OH) 10 (SO 4 )·H 2 O, a new mineral from Caldbeck Fells, Cumbria, England: description and crystal structure

Brochantite, Cu 4 SO 4 (OH) 6 : OD character, polytypism and crystal structures

Phase relations of some cupric hydroxy minerals

Evidence for the identity of kamarezite with brochantite, Cu 4 (SO 4 ) (OH) 6

Brochantite

Corrections