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Magnesio-hornblende from
Sierra de las Minas, Motagua Valley, Guatemala


Locality type:Sierra
Classification
Species:Magnesio-hornblende
Formula:◻Ca2(Mg4Al)(Si7Al)O22(OH)2
Chemical Analyses:
Oxide wt%:
1
SiO258.66 %
TiO20.09 %
Cr2O30.02 %
Al2O33.37 %
Fe2O30.00 %
FeO7.03 %
MnO0.10 %
MgO16.48 %
CaO10.20 %
BaO0.00 %
Na2O2.07 %
K2O0.11 %
H2O2.18 %
Total:100.31 %
Sample references:
1 -
Harlow, G.E.; Sisson, V.B.; Sorensen, S.S. (2011) Jadeitite from Guatemala: new observations and distinctions among multiple occurrences. Geologica Acta, 9 (3-4). 363-387 doi:10.1344/105.000001694
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnesio-hornblende data
Locality Data:Click here to view Sierra de las Minas, Motagua Valley, Guatemala
Data Identifiers
Mindat Occurrence Record ID:1510893
Long-form Identifier:1:3:1510893:5
GUID (UUID V4):0
References
Harlow, G. E. (1994) Jadeitites, albitites and related rocks from the Motagua Fault Zone, Guatemala. Journal of Metamorphic Geology, 12 (1) 49-68 doi:10.1111/j.1525-1314.1994.tb00003.x
Harlow, G.E.; Sisson, V.B.; Sorensen, S.S. (2011) Jadeitite from Guatemala: new observations and distinctions among multiple occurrences. Geologica Acta, 9 (3-4). 363-387 doi:10.1344/105.000001694
 
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