Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Hannibal Fields, Rocca Di Papa, Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy

Oldest recorded age at locality: 0.82
Youngest recorded age at locality: 0.258

mindat Locality ID: 30021
mindat URL: http://www.mindat.org/loc-30021.html

Tectonic Settings:

Total number of sublocalities beneath "Hannibal Fields, Rocca Di Papa, Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Garnet	Latiumite	None	Pyroxene	Spinel

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al C Ca Fe K Mg O S Si

Elements from minerals reported directly at this locality: Al C Ca Fe K Mg O S Si

Structural Groups for minerals in this locality:
Garnet Latiumite None Pyroxene Spinel

4 IMA Minerals at location:

Andradite ()*	Augite ()*	Latiumite ()*	Magnetite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	0.82	0.258	1534
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	0.82	0.258	2060
Latiumite ()*	Latiumite	(Ca,K)₄(Si,Al)₅O₁₁(SO₄,CO₃)	0.82	0.258	7
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	0.82	0.258	14899

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Michelle_0163	Scoriacious agglomerate
Michelle_0191_a	Tuff
Michelle_0192_b	Tuff
Michelle_0193_c	Tuff
Michelle_0194_d	Tuff
Michelle_0195_e	Tuff
Michelle_0196_f	Tuff
Michelle_0197_g	Tuff
Michelle_0198_h	Tuff
Michelle_0199_i	Tuff
Michelle_0200_j	Tuff
Michelle_0201_k	Tuff
Michelle_0202_l	Tuff
Michelle_0203_m	Tuff
Michelle_0204_n	Tuff
Michelle_0205_o	Tuff
Michelle_0206_p	Tuff
Michelle_0238	Post Caldera Activity - Lateral, tephritic leucitite
Michelle_0242	Post Caldera Activity - Lateral, tephritic leucitite
Michelle_0243	Post Caldera Activity - Lateral, tephritic leucitite
Michelle_0244_a	Pre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0245	Pre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0246_b	Pre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0247	Pre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0248_a	Pre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "Tufo litoide"
Michelle_0249_b	Pre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "Archaeol. layer"
Michelle_0250_c	Pre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "cinerite"
Michelle_0251_d	Pre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "limnosol"
Michelle_0254	Pre Caldera Activity - Fissural Lava Flows, leucitite
Michelle_0255	Pre Caldera Activity - Fissural Lava Flows. No rock type described

30 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Sample Num	Age from other Locality	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference ID	Age Notes
Michelle_0163	0.277	0.277	0.277	K-Ar	Age of Scoriacious agglomerate	leucite	KA409	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	M. Cavo	Fornaseri (1985)	RDSIMF40_73	Age of Scoriacious agglomerate. Post-caldera activity phase
Michelle_0191_a	0.358	0.326	0.342±0.016	Ar-Ar	Age of tuff	leucite	VS3	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0192_b	0.363	0.333	0.348±0.015	Ar-Ar	Age of tuff	biotite	VS3	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0193_c	0.359	0.327	0.343±0.016	Ar-Ar	Age of tuff	leucite	VS4A	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0194_d	0.358	0.324	0.341±0.017	Ar-Ar	Age of tuff	biotite	VS4A	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0195_e	0.361	0.297	0.329±0.032	Ar-Ar	Age of tuff	leucite	VS4B	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0196_f	0.354	0.316	0.335±0.019	Ar-Ar	Age of tuff	leucite	VS4B	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0197_g	0.402	0.358	0.38±0.022	Ar-Ar	Age of tuff	biotite	VS5	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0198_h	0.356	0.316	0.336±0.02	Ar-Ar	Age of tuff	leucite	VS5	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0199_i	0.293	0.263	0.278±0.015	Ar-Ar	Age of tuff	biotite	VS6	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0200_j	0.355	0.311	0.333±0.022	Ar-Ar	Age of tuff	leucite	VS7	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0201_k	0.369	0.319	0.344±0.025	Ar-Ar	Age of tuff	biotite	VS7	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0202_l	0.349	0.315	0.332±0.017	Ar-Ar	Age of tuff	leucite	VS8	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0203_m	0.363	0.325	0.344±0.019	Ar-Ar	Age of tuff	leucite	VS10	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0204_n	0.392	0.352	0.372±0.020	Rb-Sr	Age of tuff	leucite, biotite	VS3	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0205_o	0.387	0.287	0.337±0.05	Rb-Sr	Age of tuff	leucite, biotite, pyroxene	VS58	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0206_p	0.354	0.314	0.334±0.02	Rb-Sr	Age of tuff	leucite, biotite, pyroxene	VS10	Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tufo di Villa Senni Formation	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0238	0.268	0.268	0.268	K-Ar	Age of tephritic leucitite	leucite	KA855	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Pte. Divino Amore	Fornaseri (1985)	RDSIMF40_73	Age of tephritic leucitite
Michelle_0242	0.27	0.258	0.264±0.006	K-Ar	Age of tephritic leucitite	leucite	Al30	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Saponara	Fornaseri (1985)	RDSIMF40_73	Age of tephritic leucitite
Michelle_0243	0.281	0.265	0.273±0.008	K-Ar	Age of tephritic leucitite	leucite	Al33	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	East of Saponara	Fornaseri (1985)	RDSIMF40_73	Age of tephritic leucitite
Michelle_0244_a	0.56	0.48	0.520±0.04	K-Ar	Age of tuff	leucite		Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Mola Cavona	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0245	0.63	0.55	0.590±0.04	K-Ar	Age of tuff	leucite		Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Tta Falcognana	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0246_b	0.82	0.42	0.620±0.200	K-Ar	Age of tuff	biotite		Yes		29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Mola Cavona	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0247	0.36	0.344	0.352±0.008	K-Ar	Age of tuff	leucite	FG	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Cle Formagrotta	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0248_a	0.3705	0.3615	0.366±0.0045	K-Ar	Age of tuff	leucite	LS4	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Fontana Ranuccio (Anagni)	Fornaseri (1985)	RDSIMF40_73	Age of tuff
Michelle_0249_b	0.4637	0.4523	0.458±0.0057	K-Ar		leucite	LS3	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Fontana Ranuccio (Anagni)	Fornaseri (1985)	RDSIMF40_73
Michelle_0250_c	0.4945	0.4795	0.487±0.0075	K-Ar	Age of cinerite	leucite	LS2	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Fontana Ranuccio (Anagni)	Fornaseri (1985)	RDSIMF40_73	Age of cinerite
Michelle_0251_d	0.534	0.522	0.528±0.006	K-Ar	Age of limnsol	leucite	LS1	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Fontana Ranuccio (Anagni)	Fornaseri (1985)	RDSIMF40_73	Age of limnsol
Michelle_0254	0.493	0.481	0.487±0.006	K-Ar	Age of leucitite	leucite	Al9	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	East of Tuscolo	Fornaseri (1985)	RDSIMF40_73	Age of leucitite
Michelle_0255	0.533	0.515	0.524±0.009	K-Ar		leucite	Al38	Yes	Leucite	29170	Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italy	Ftte Marcaccio (M. Artemisio)	Fornaseri (1985)	RDSIMF40_73

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...