1 |
George, R.R. and Stephanie, M.M. (1986) Yellow, Mnrich Elbaite with Mn-Ti Intervalence charge transfer. American Mineralogist, 71, 599-602
|
2 |
Masashi, F. (2007) Copper-bearing Tourmalines from new deposits in Paraiba State, Brazil. Gems & Gemology, 43, 236-239
DOI
ScienceOn
|
3 |
Prasad, P.S.R. and Sarma, D.S. (2005) Study of structural Disorder in Natural Tourmalines by Infrared Spectroscopy. Gondwana Research (Gondwana Newsletter Section), 8, 265-270
DOI
ScienceOn
|
4 |
Saeseaw, S., Scarratt, K., and Emmett, J.L. (2009) The Potential for diffusing Copper into Tourmaline Preparation for initial experimentation. GIA Laboratory, Bangkok, 1-46
|
5 |
Abduriyim, A., Kitawaki, H., Furuya, M., and Schwarz, D. (2006) 'Paraiba'-type copper-bearing tourmaline from Brazil, Nigeria, and Mozambique: Chemical fingerprinting by LA-ICP-MS. Gems and Gemology, 42, No., 4-21
DOI
ScienceOn
|
6 |
Brendan, M.L. and William, B. (Skip) S., George, R.R., Eric, A.F., John, I.K., Bjorn, A., and Alexander, U.F. (2007) Yellow Mn-rich Tourmaline from the Canary mining area, Zambia. Gems & Gemology, 43, 314-331
DOI
|
7 |
Paul, B.M. and Christopher, M.B. (2009) Spectral differentiation between copper and iron colorants in gem tourmalines. Gem & Gemology, 45, 112-129
DOI
ScienceOn
|
8 |
Cristiane, C., Sigrid, G.E., Geraldo, M.D.C. Nilson, F.B., and Eddy, D.G. (2006) Effect of heat treatment on tourmaline from Brazil, Phys Chem minerals, 33, 207-216
DOI
ScienceOn
|
9 |
Krambrock, K., Pinheiro, M.V.B., Medeiros, S.M., Guedes, K.J., Schweizer, S., and Spaeth, J.M. (2002) Investigation of radiation-induced yellow color in tourmaline by magnetic resonance. Nuclear Instruments and Methods in Physics Research B 191, 241-245
DOI
ScienceOn
|
10 |
Brendan, M.L. and J. C. (Hanco) Zwaan, Christopher, M.B., Willian, B. (Skip) S., Donna, B., Kenneth, F.R., Riccardo, B., and Alexander, U. F. (2008) Copper-Bearing (Paraiba-type) Tourmaline from Mozambique. Gems & Gemology, 44, 4-30
DOI
|
11 |
Frank, C.H. and Darrell, J.H. (1999) Classification the minerals of the tourmaline group. Eur. J. Mineral, 11, 201-215
DOI
|
12 |
Reddy, B.J., Frost, R.L., Martens, W.N., Wain, D.L., and Kloprogge, J.T. (2007) Spectroscopic characterization of Mn-rich tourmalines. Vibrational Spectroscopy, 44, 42-49
DOI
ScienceOn
|