Allophane R070188

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Name: Allophane
RRUFF ID: R070188
Ideal Chemistry: Al2O3(SiO2)1.3-2.0·2.5-3.0H2O
Locality: Old Gold Hill mine, Tooele County, Utah
Source: Michael Scott S102984 [view label]
Owner: Michael Scott
Description: Pale blue fine-grained coating
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ Allophane (4) ]
Quick search: [ All Allophane samples (2) ]
Sample Description: Unoriented Raman on the primary sample

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RRUFF ID: R070188
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
REFERENCES for Allophane

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Hausmann J F L, Stromeyer F (1816) Report at the Royal Academy of Sciences Göttingen meeting 13 July, 1816 on silberkupferglanz and allophan, Göttingische Gelehrte Anzeigen, 2, 1249-1253   [view file]

Stromeyer F (1816) Analyse des sels de strontiane et de quelques mineraux, Annales de Chimie et de Physique, 3, 395-403   [view file]

Fleischer M (1963) New mineral names, American Mineralogist, 48, 433-437   [view file]

Henmi T, Wada K (1976) Morphology and composition of allophane, American Mineralogist, 61, 379-390   [view file]

Parfitt R L, Furkert R J, Henmi T (1980) Identification and structure of two types of allophane from volcanic ash soils and tephra, Clays and Clay Minerals, 28, 328-334

van der Gaast S J, Wada K, Wada S I, Kakuto Y (1985) Small-angle X-ray powder diffraction, morphology, and structure of allophane and imogolite, Clays and Clay Minerals, 33, 237-243   [view file]

Jeute T, Baker L L, Bishop J L, Abiden Z, Rampe E B (2021) Spectroscopic analysis of allophane and imogolite samples with variable Fe abundance for characterizing the poorly crystalline components on Mars, American Mineralogist, 106, 527-540

Du P, Wang S, Yuan P, Liu J, Liu D, Guo H, Xiang X, Guo X (2022) Structure of allophanes with varied Si/Al molar ratios and implications to their differentiation on Mars, Icarus, 382, 115057