 | | Journal (article/letter/editorial) | | in the presence of accessory minerals, such as todorokite, manganite, coronadite, cryptomelane and gangue...hollandite [general formula Bax(Mn 4+, Mn 3+)8O16]. Todorokite [(Mg, Ca, Na, K)x(Mn 4+,Mn 3+)6O12·3.5H2O] and...Randall et al., 1998). Pyrolusite, hollandite and todorokite, which are the main Mn minerals in the studied...et al., 1983), promoting the precipitation of todorokite at some of the studied sites. Furthermore, the...the absence of calcite in samples containing todorokite suggests that this mineral may have played a significant |  | | Journal (article/letter/editorial) | | cuprotungstite hydrated cuprotungstite cryptomelane todorokite goethite Ce oxide/ hydroxide (?) tenorite cuprite...assemblage / ore type Primary mineralization Wadi Araba Jordan Ramdohr 1938 Khan Mine Namibia Klemd et...svanbergite tarbuttite tenorite thenardite thorikosite todorokite torbernite tsumebite tungstite turquoise tyrolite...semiarid 10 to 30 °C 300 to 600 – 3.9 34 4 Jordan malachite tropical arid 10 to 30 °C 0 to 300...conglomeratic sandstones of middle Cambrian age. Wadi Dana, Jordan. c) Dolomite hosting tetrahedrite-tennantite |  | | Report (issue) | | Geologist, Overseas and Mineral Surveys, visited Jordan, where British Technical Assistance is being given...Minerals Development ; on the way to Iran he visited Jordan, where British technical assistance is being given...British Solomon Islands, Botswana, Guyana, Jamaica, Jordan, Malawi, New Hebrides, Saudi Arabia, Uganda and...British Solomon Islands, Fiji, Hong Kong, I ran, Jordan, New Hebrides, Peru an':1 Uganda. On behalf of...project and will not be completed for some time. Jordan Dr. D. D. Bayliss has continued his work on the |  | | Journal (article/letter/editorial) | | (“borax”) Tinzenite Tirodite Tischendorfite Tlapallite Todorokite Topaz Torbernite Tourmaline, rubellite, indigolite... Lake Como Area, Caffaro Valley, Italy, Warda, Jordan and in part of the Rude deposit, Croatia (Dill...at Warda, Jordan. d) Marginal facies of the ore body composed of ankerite at Warda, Jordan. e) Longitudinal...Tertiary (Slater and Highley, 1977). At Warda, Jordan, the replacement Fe ore consists of a monotonous...France, Upper Cretaceous: Agbaja, Nigeria, Paleogene: Wadi Fatima, Saudi-Arabia (also interpreted as an Fig | | | Journal (article/letter/editorial) | | (“borax”) Tinzenite Tirodite Tischendorfite Tlapallite Todorokite Topaz Torbernite Tourmaline, rubellite, indigolite... Lake Como Area, Caffaro Valley, Italy, Warda, Jordan and in part of the Rude deposit, Croatia (Dill...at Warda, Jordan. d) Marginal facies of the ore body composed of ankerite at Warda, Jordan. e) Longitudinal...Tertiary (Slater and Highley, 1977). At Warda, Jordan, the replacement Fe ore consists of a monotonous...France, Upper Cretaceous: Agbaja, Nigeria, Paleogene: Wadi Fatima, Saudi-Arabia (also interpreted as an Fig |  | | Conference Proceedings (Volume) | | % and Pb3.4 %. Cu-bearing granite and quartz in Wadi El Samra, Sinai characterized by high content of...most important of these are the Sarabit, Regeita, Wadi El Samra and Abu El Nimran (El Shazly 1969). At...I: This zone is located in the southern flank of Wadi El-Samra and covers an area about 0.6 km2. This...II: This zone is located in the northern flank of Wadi El-Samra and covers an area about 0.3 km2. This...sulphides and gangue. 3.3 Cu deposits in Wadi El Samra, Sinai Wadi El Samra (Sm) area forms a part of the |
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