Rosasite and Limonite

ID	175
Mineral	Rosasite Limonite
Location	Ojuela Mine - Mapimi - Durango - Mexico
Fluorescence	LW-UV: close SW-UV: close
Mindat.org	View Rosasite information at mindat.org View Limonite information at mindat.org

ID	3447
Long ID	1:1:3447:6
Formula	`CuZn(CO₃)(OH)₂`
IMA Status	0 1
Occurrence	In the oxidised zone of a Zn-Cu deposit.
Discovery Year	1908
Diapheny	Translucent
Cleavage	In two directions at right angles.
Tenacity	brittle
Colour	Blue, blue-green to green, sky-blue; colourless to light blue in transmitted light.
Hardness (min)	4.5
Hardness (max)	4.5
About the name	Named in 1908 by Domenico Lovisato after its discovery locality, the Rosas Mine, Sulcis, Sardinia, Italy.
Streak	Light blue
Crystal System	Monoclinic
Cleavage Type	Distinct/Good
Morphology	Occurs as mammilary, botryoidal or verruciform crusts with a fibrous to spherulitic structure.
Twinning	On {100}.
key_elements	0
shortcode_ima	Rss
Group	Rosasite Group

ID	2402
Long ID	1:1:2402:6
Description	Currently used as a field-term for unidentified massive hydroxides and oxides of iron, with no visible crystals, and a yellow-brown streak. 'Limonite' is most commonly the mineral species goethite, but can also consist of varying proportions of lepidoc...
Diapheny	Opaque
About the name	Named in 1813 by Johann Friedrich Ludwig Hausmann from the Greek λειμών for meadow alluding to its common occurrences in bogs.

Price: € 20

Dimensions: Not registered

Weight: 102 g

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