Predictive Mineralogy

Possible unrecorded species at Abra deposit, Mulgul Station, Meekatharra Shire, Western Australia, Australia

This table is based on statistical analysis of other localities containing similar species to the ones found at this locality.

Possible missing species	Formula	Match %	Due to recorded presence of
Calcite	CaCO₃	96.41%	Baryte (51.88 %), Bournonite (55.32 %), Dolomite (65.13 %), Siderite (52.18 %)
Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂	81.82%	Albite (52.80 %), Microcline (61.50 %)
Arsenopyrite	FeAsS	44.63%	Bournonite (55.79 %)

Key: Mineral matches key element mineralogy of deposit Key element(s) in mineral not listed for deposit (-20% score)

Predicting paragenetic modes of deposit

Green indicates almost certain match based on minerals unique to a certain deposit type. Yellow indicates a possibly poor match, but should not be entirely discounted. Scores > 100 indicate strong confidence.

Paragenetic Mode	Score
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) Unique: Bournonite	100
26 : Hadean detrital minerals	5
34 : Complex granite pegmatites	5
31 : Thermally altered carbonate, phosphate, and iron formations	4
24 : Authigenic minerals in terrestrial sediments (see also #17)	1
19 : Granitic intrusive rocks	1
35 : Ultra-alkali and agpaitic igneous rocks	1
36 : Carbonatites, kimberlites, and related igneous rocks	0
49 : Oxic cellular biomineralization (see also #44)	0
37 : Layered igneous intrusions and related PGE minerals	0
12 : Hadean hydrothermal subsurface sulfide deposits (see also #33)	0