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TOPIC: Cryptomaria

Blobrana

Posts: 131433

Date: Aug 8 22:27 2012

Cryptomaria

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Title: Volumes of Cryptomafic Deposits on the Western Limb of the Moon: Implications for Lunar Volcanism
Authors: Irene Antonenko

Originally, the Moon was thought to consist of light, highland regions and dark, mare regions. The identification of dark-haloed craters has shown that some highland regions cover and obscure early volcanic units. Such hidden mafic, or cryptomafic, deposits have important implications for our understanding of lunar history.

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Cryptomaria: buried mare basalt lavas.

Name	Area	Thickness	Volume	Age
	(10⁵ km²)	(m)	( 10⁵ km³)	(by)
Schiller-Schickard	3.6	400	1.5	3.8-3.92
Humorum	2.3	450	1.0	3.8-3.92
Procellarum	0.35	400	0.15	3.8-3.92
Australe	6.4	500	3.2	3.8-4.0
Balmer	1.7	400	0.68	3.87-4.1
East Frigoris	3.7	400	1.5	3.8-3.92
Langemak	4.0	400	1.6	3.92-4.1
Smythii	2.0	400	0.8	3.8-3.84
Taruntius	0.87	600	.52	~3.8
South Pole-Aitken Basin	2.5	400	1	3.63-4.1
Mendel-Rydberg	0.31	400	.12	3.8-3.92
Marginis	0.29	400	.12	3.8-4.1
Marginis	0.67	400	.27	3.87-4.1
Lomonosov-Flemming	0.52	400	.21	3.8-4.0
Hercules	0.62	400	0.25	>3.2
Tsiolkovsky	.50	400	0.20	3.2-4.0
Korolev	0.95	400	0.38	3.4-4.04
Humboldtianum	0.21	400	0.084	3.8-3.87
Humboldtianum	1.12	400	0.45	3.87-3.92
Maurolycus	1.6	400	0.64	3.87-3.92
Milne	0.92	500	0.46	3.92-4.0
Mendeleev	0.53	400	0.21	3.2-3.9

Source: New Views of the Moon, p 434

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