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Stellar Geology

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A python library for calculating planet geochemistry from stellar compositions.

stellar_geology takes a star’s elemental abundances (in dex notation), converts them through a geochemical pipeline, and predicts the bulk and silicate composition of rocky planets. It then calculates CIPW normative mineralogy for the resulting silicate mantles — olivine, pyroxene, garnet, and more.

import stellar_geology as sg

# make a star
star = sg.Star(stellar_dex={"Fe": 0.1, "Mg": -0.05, "Si": -0.05, "Ca": 0.02, "Al": 0.03})

# derive a planet
planet = sg.Planet.from_star(star)
bsp = sg.Planet(bulk_planet=planet.bulk_planet, alphas={"Fe": 0.49, "Ni": 0.49})
bsp = bsp.get_composition("bulk_silicate_planet", units="wtpt_oxides")

# calculate its mineralogy
mineralogy = sg.calculate_mineralogy(bsp)

Installation

pip install stellar-geology

Release files for stellar-geology 0.2.0

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Source distribution (sdist)

Source distribution for stellar-geology 0.2.0
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stellar_geology-0.2.0-py3-none-any.whl Python 3 none any Details

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