129 - Asbecasite

ID	129
Mineral	Asbecasite
Location	Binn Valley - Valais - Switzerland
Fluorescence	LW-UV: close SW-UV: close
Mindat.org	View Asbecasite information at mindat.org

129

Mineral

Asbecasite

Location

Binn Valley - Valais - Switzerland

Fluorescence

LW-UV: close
SW-UV: close

Mindat.org

View Asbecasite information at mindat.org

ID	382
Long ID	1:1:382:7
Formula	`Ca₃TiAs₆Be₂Si₂O₂₀`
IMA Status	0
General Appearance	Rhombohedral crystals up to 5 mm in size.
Occurrence	Alpine veins.
Discovery Year	1963
Diapheny	Transparent
Cleavage	Rhombohedral {10_11}
Tenacity	brittle
Colour	Yellow, pale yellow
Hardness (min)	6.5
Hardness (max)	7.0
About the name	Named by S. Graeser in 1966 for the elements in its composition: As, Be, Ca, Si.
Streak	Pale yellow
Crystal System	Trigonal
Cleavage Type	Perfect
Morphology	Tabular rhombohedral, sometimes equant.
UV	Not fluorescent
Publication Year	1966
key_elements	0 1 2
shortcode_ima	Abc

Symbol

Element

Arsenic

Beryllium

Calcium

Oxygen

Silicium

Tin

Titanium

Asbecasite