
Image Credit: Malcolm Southwood



Specimen Title
Rosasite (on dolomite, w. goethite)
Associated Minerals
calcite; conichalcite-duftite; dolomite; goethite
Principal Mineral
Size
Miniature; 31mm
Location in the Mine
Third oxidation zone; 44 Level
Provenance
Zweibel, J.; Feinglos, M.N.
Collection
MGMH; 2022.4.4407L
Entry Number
Specimen; TSNB616
Description
Small sprays (to 2 mm) of blue-green rosasite microcrystals (individually circa 0.2 mm), on pearlescent white dolomite, with botryoidal goethite and an earlier layer of calcite over conichalcite-duftite (?).
Mark Feinglos purchased the specimen from Julius Zweibel in February 1990; Zweibel's label (Exhibit 2) indicates that it is from 44 Level in the third oxidation zone.