- The
Calymmian Period (from
Ancient Gr****: κάλυμμα, romanized: kálymma,
meaning "cover") is the
first geologic period in the
Mesoproterozoic Era and lasted...
-
divided into the
Calymmian (1600 to 1400 Mya) and the
Ectasian (1400 to 1200 Mya), and the
Stenian (1200 to 1000 Mya). The
Calymmian and
Ectasian were...
- Ga)
Mesoproterozoic (1–1.6 Ga)
Stenian (1–1.2 Ga)
Ectasian (1.2–1.4 Ga)
Calymmian (1.4–1.6 Ga)
Paleoproterozoic (1.6–2.5 Ga)
Statherian (1.6–1.8 Ga) Orosirian...
- (2050–1800 Ma)
Mesoproterozoic (1800–1000 Ma)
Statherian (1800–1600 Ma)
Calymmian (1600–1400 Ma)
Ectasian (1400–1200 Ma)
Stenian (1200–1000 Ma) Neoproterozoic...
-
Track and "Organ Pipes"
waterfall c. 1,600 Ma –
Mesoproterozoic Era and
Calymmian Period start.
Platform covers expand.
Major orogenic event in Australia:...
-
believed to have
occurred more than 1.5
billion years ago
during the
Calymmian period,
early in
Boring Billion, but it is
difficult to
track the key...
- but, in the most
recent timescales of the ICS, it is
replaced by the
Calymmian, Ectasian, Stenian,
Tonian and
Cryogenian periods of the Neoproterozoic...
- Ga)
Mesoproterozoic (1–1.6 Ga)
Stenian (1–1.2 Ga)
Ectasian (1.2–1.4 Ga)
Calymmian (1.4–1.6 Ga)
Paleoproterozoic (1.6–2.5 Ga)
Statherian (1.6–1.8 Ga) Orosirian...
- Ga)
Mesoproterozoic (1–1.6 Ga)
Stenian (1–1.2 Ga)
Ectasian (1.2–1.4 Ga)
Calymmian (1.4–1.6 Ga)
Paleoproterozoic (1.6–2.5 Ga)
Statherian (1.6–1.8 Ga) Orosirian...
- Ga)
Mesoproterozoic (1–1.6 Ga)
Stenian (1–1.2 Ga)
Ectasian (1.2–1.4 Ga)
Calymmian (1.4–1.6 Ga)
Paleoproterozoic (1.6–2.5 Ga)
Statherian (1.6–1.8 Ga) Orosirian...
