RESEARCH BASE
Search 3,717 documents across 34 fields — every claim tier-rated by evidence
3,717 documents
34 sections
47,686 citations
34,596+ keywords indexed
4 evidence tiers
2 results for "hematite"
J_2_08 Verified
Ancient Technology
J_2_08 — Ancient Pigments, Paints, and Dye Chemistry
The human use of pigments and colorants — minerals, biological materials, and synthetic compounds used to impart color to surfaces and textiles — is one of the oldest and most culturally significant technologies, with ev
pigment
dye
paint
ochre
hematite
red ochre
O_4_13 Verified
Earth Anomalies
O_4_13 — Rainbow Mountains: Zhangye Danxia and Chromatic Geology
The world's "Rainbow Mountains" — strikingly multicolored geological formations displaying vivid bands of red, orange, yellow, green, blue-gray, and white rock — represent some of Earth's most visually spectacular natura
Rainbow Mountains
Zhangye Danxia
Danxia landform
Vinicunca
China
Peru
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