MADAGASCAR · GEOLOGICAL CONTEXTHistorical catalogue reference
Granite
No single formula; polymineralic rock
Dimension stone & architecture
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Terra Origins / Mineral universe
Ornamental & dimension stone
Distinctive natural materials with architectural and decorative applications.
Reference photograph · not deposit evidence. JJ Harrison · CC BY-SA 2.5 · Wikimedia Commons
Materials & technical references
3 ENTRIESReference chemistry and laboratory requirements, not verified reserves or guaranteed product specifications. Materials awaiting Malagasy provenance verification are identified separately.
MADAGASCAR · GEOLOGICAL CONTEXTMADAGASCAR · GEOLOGICAL CONTEXTHistorical catalogue reference
Labradorite
(Na,Ca)(Al,Si)₄O₈ (plagioclase)
Architectural & ornamental stone
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Amazonite
KAlSi₃O₈ (microcline)
Ornamental feldspar
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