Specimen data for Calciotantite

Tom Mortimer catalog number: U1098

Identification method: Confirmed by EDS analysis.

Calciotantite EDS plot

Notes: Based on the dearth of calciotantite photos on mindat, this may be one of the "world's best" calciotantite specimens.

Microlite was also considered as a candidate for this small crystal. However, the calcium content of microlite is much higher, as shown in the plot below: Microlite reference EDS plot